dendrology
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN English BN Bengali HI Hindi ES Español FR Francés DE Alemán RU Ruso ZH Chino JA Japonés
All Vocabulary Cards All Vocabularies
C2 noun /dɛnˈdrɒlədʒi/

dendrology

dendrología
Meaning
the scientific study of trees and woody plants
Example
He is studying dendrology at the university.
Él está estudiando dendrología en la universidad.
C2 noun /ˈɒn.rʌʃ/

onrush

embestida
Meaning
A sudden powerful forward or downward rush or flow.
Example
The onrush of water swept away the bridge.
La embestida de agua arrastró el puente.
C2 noun /ˈmʌs.tərd liːf/

Mustard leaf

hoja de mostaza
Meaning
green leafy vegetable from the mustard plant; edible leaves used in cooking
Example
We cooked mustard leaf with fish in a traditional Bengali curry.
Cocinamos hoja de mostaza con pescado en un curry bengalí tradicional.
C2 noun /ˈpæk.ɪ.dɜːrm/

pachyderm

mamífero grande con piel gruesa
Meaning
a large mammal with thick skin, such as an elephant, rhinoceros, or hippopotamus
Example
The zoo had several pachyderms, including elephants and rhinos.
El zoológico tenía varios pachidermos, incluidos elefantes y rinocerontes.
C2 noun /ˌkɒl.əˈneɪd/

colonnade

columnata
Meaning
A row of evenly spaced columns supporting a roof, often in classical architecture.
Example
The visitors admired the grand colonnade at the entrance of the temple.
Los visitantes admiraron la gran columnata en la entrada del templo.
C2 noun /njʊˈrældʒə/

neuralgia

dolor neural
Meaning
intense, often intermittent pain along a nerve pathway
Example
The patient suffers from neuralgia in her face.
El paciente sufre de neuralgia en su cara.
C2 noun /ˈdjʊərəns/

durance

prisión
Meaning
imprisonment or confinement
Example
The prisoner spent years in durance before his release.
El prisionero pasó años en prisión antes de su liberación.
C2 adjective /ɪˈnɪm.ɪ.tə.bəl/

inimitable

inimitable
Meaning
So good or unusual as to be impossible to copy; unique.
Example
His inimitable writing style made him a literary legend.
Su estilo de escritura inimitable lo convirtió en una leyenda literaria.
C2 noun /djuːˈplɪsɪti/

duplicity

duplicidad
Meaning
Deceitfulness or double-dealing; dishonesty.
Example
Her duplicity was revealed during the investigation.
Su duplicidad fue revelada durante la investigación.
C2 noun /ˌsuː.pɚˈfluː.ə.t̬i/

superfluity

superfluidad
Meaning
An excessive amount of something; more than what is needed.
Example
The room was filled with a superfluity of decorations.
La habitación estaba llena de una superfluidad de decoraciones.
C2 noun /ˈmɔːreɪz/

mores

costumbres
Meaning
the essential or characteristic customs and conventions of a community
Example
Social mores often dictate how people behave in public.
Las costumbres sociales a menudo dictan cómo se comportan las personas en público.
C2 adverb /əˈmʌk/

amok

descontroladamente
Meaning
Behaving uncontrollably and disruptively.
Example
The angry mob ran amok after the verdict was announced.
La multitud enojada corrió descontroladamente después de que se anunció el veredicto.
C2 adjective /ˈflɪpənt/

flippant

despectivo
Meaning
not showing a serious or respectful attitude
Example
His flippant remarks annoyed the teacher.
Sus comentarios despectivos molestaron al maestro.
C2 adjective /ˈdjuːtiəs/

duteous

obediente
Meaning
dutiful; obedient and respectful
Example
The duteous child always followed her parents’ instructions.
La niña obediente siempre seguía las instrucciones de sus padres.
C2 noun /ˈkriːdoʊ/

credo

credo
Meaning
A statement of the beliefs or aims that guide someone's actions.
Example
Honesty has always been the central credo of his life.
La honestidad siempre ha sido el credo central de su vida.
C2 adjective /ˌɪrɪˈdɛsənt/

iridescent

iridiscente
Meaning
showing luminous colors that seem to change when seen from different angles
Example
She wore an iridescent dress that sparkled in the light.
Ella llevaba un vestido iridiscente que brillaba a la luz.
C2 verb /breɪz/

braze

soldar
Meaning
To join two pieces of metal by heating and melting a filler metal into the joint.
Example
The mechanic brazed the broken pipe to fix the leak.
El mecánico soldó la tubería rota para arreglar la fuga.
C2 noun /ˈpɜr.fɪ.di/

Perfidy

perfidia
Meaning
deliberate breach of faith or trust; treachery; betrayal of trust
Example
His perfidy shocked all who had trusted him.
Su perfidia sorprendió a todos los que le habían confiado.
C2 noun /ˌhoʊ.mi.oʊˈsteɪ.sɪs/

homeostasis

equilibrio interno del cuerpo, estabilidad fisiológica mantenida por procesos fisiológicos
Meaning
The tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.
Example
The human body maintains homeostasis through temperature regulation.
El cuerpo humano mantiene la homeostasis a través de la regulación de la temperatura.
C2 noun /ˈɔːrdnəns/

ordnance

suministros militares
Meaning
Military supplies including weapons, ammunition, and combat equipment.
Example
The army stored ordnance in a secure facility outside the city.
El ejército almacenó suministros militares en una instalación segura fuera de la ciudad.
C2 noun /ˈzel.ət/

zealot

fanático
Meaning
A person who is fanatical and uncompromising in pursuit of their ideals.
Example
He was considered a zealot for his strict political views.
Se le consideraba un fanático por sus estrictas opiniones políticas.
C2 noun /ˈɡɑːrɡɔɪl/

gargoyle

escultura de piedra (de forma grotesca)
Meaning
A carved stone figure, often of a grotesque creature, on a building, typically used as a spout to carry water away.
Example
The ancient cathedral had gargoyles on every corner.
La antigua catedral tenía gárgolas en cada esquina.
C2 verb /ˌnɒnˈplʌst/

nonplused

perplejo
Meaning
Past tense of nonplus; surprised and confused.
Example
She was completely nonplused by his sudden decision.
Ella estaba completamente perpleja por su decisión repentina.
C2 adjective /ləˈsɪviəs/

lascivious

lascivo
Meaning
showing an overt and often offensive sexual desire
Example
The lascivious remarks made everyone uncomfortable.
Las observaciones lascivas hicieron que todos se sintieran incómodos.
C2 adjective /pruːˈdɛnʃəl/

prudential

prudencial
Meaning
involving or showing prudence, especially in financial or business matters
Example
The bank has set prudential rules to protect depositors.
El banco ha establecido reglas prudenciales para proteger a los depositantes.
C2 noun /ˌnjʊə.rəʊˈdʒɛn.ɪ.sɪs/

neurogenesis

formación de nuevas células nerviosas
Meaning
The process of forming new nerve cells in the brain.
Example
Scientists are studying neurogenesis to understand brain health.
Los científicos están estudiando la neurogénesis para comprender la salud cerebral.
C2 noun /jɔːr/

yore

pasado
Meaning
Time long past; bygone days.
Example
Legends of yore still inspire people today.
Las leyendas del pasado siguen inspirando a la gente hoy en día.
C2 adjective /ˈdəʊl.səm/

dolesome

triste
Meaning
Filled with grief or sadness; mournful.
Example
The dolesome ballad brought tears to their eyes.
La balada triste trajo lágrimas a sus ojos.
C2 verb /dɪsˈteɪn/

distain

despreciar
Meaning
to treat with scorn or contempt (archaic form of disdain)
Example
He would never distain those who had less fortune than him.
Él nunca despreciaba a aquellos que tenían menos fortuna que él.
C2 noun /ˈfɔːrˌnɑːlɪdʒ/

foreknowledge

preconocimiento
Meaning
Awareness of something before it happens or exists.
Example
The prophet claimed to have foreknowledge of the event.
El profeta afirmó tener preconocimiento del evento.
C2 noun /ˈɑːriə/

aria

pieza vocal en solitario
Meaning
a solo vocal piece with instrumental accompaniment, typically in an opera
Example
The soprano performed a moving aria during the second act.
La soprano interpretó un aria conmovedora durante el segundo acto.
C2 noun, verb /ˈmaɪər/

mire

lodazal / enredo
Meaning
A stretch of swampy or boggy ground; as a verb, to entangle or involve someone in a difficult situation.
Example
The car was stuck in the mire after the heavy rain.
El carro se quedó atascado en el lodazal después de la fuerte lluvia.
C2 adjective /ˈbɒni/

Bonny

hermoso; bonito; alegre
Meaning
cheerful; pretty; attractive
Example
The bonny child played happily in the garden.
El niño bonito jugó felizmente en el jardín.
C2 noun (plural, informal) /skædz/

scads

montones
Meaning
A large number or quantity of something (informal).
Example
She has scads of friends in the city.
Ella tiene montones de amigos en la ciudad.
C2 noun /ˌhjuː.mɪ.fɪˈkeɪ.ʃən/

humification

humificación
Meaning
The process of organic matter decomposition to form humus in soil.
Example
Humification enhances soil structure and fertility.
La humificación mejora la estructura y fertilidad del suelo.
C2 adjective /ˌaɪsəʊˈθɜːrməl/

isothermal

isotérmico
Meaning
Having or maintaining equal or constant temperature.
Example
The experiment was conducted under isothermal conditions.
El experimento se realizó bajo condiciones isotérmicas.
C2 verb /bɪˈfɒɡ/

befog

nebulizar
Meaning
to confuse or make unclear; to cover with fog or mist
Example
His mind was befogged by exhaustion.
Su mente estaba confundida por el agotamiento.
C2 noun /ˈtrɪp.lɪ.kət/

triplicate

tres copias
Meaning
A set of three identical copies of something.
Example
The documents were prepared in triplicate for official use.
Los documentos fueron preparados en triplicado para uso oficial.
C2 noun /ˈmaʊntɪˌbæŋk/

mountebank

charlatán
Meaning
A charlatan or trickster who deceives others, often for personal gain.
Example
The crowd was fooled by the mountebank’s false promises.
La multitud fue engañada por las falsas promesas del charlatán.
C2 noun /ˈdeb.juː.tɑːnt/

debutante

joven que hace su primera aparición formal en la sociedad
Meaning
A young woman making her first formal appearance in society.
Example
The debutante wore a white gown at the ball.
La debutante llevaba un vestido blanco en el baile.
C2 noun /mæŋˈɡoʊ.li.ə/

Mangolia

magnolia
Meaning
a type of flowering tree with large, fragrant pink or white flowers
Example
The beautiful magnolia tree bloomed in spring with pink flowers.
El hermoso árbol de magnolia floreció en primavera con flores rosas.
C2 noun /ˈsʌfrədʒɪst/

suffragist

sufragista
Meaning
a person advocating the extension of suffrage, especially to women
Example
The suffragists organized rallies to demand voting rights for women.
Los sufragistas organizaron manifestaciones para exigir los derechos de voto para las mujeres.
C2 noun /ˈzaɪtɡaɪst/

zeitgeist

espíritu de la época
Meaning
The defining spirit or mood of a particular period of history as shown by the ideas and beliefs of the time.
Example
The novel perfectly captures the zeitgeist of the 1960s.
La novela captura perfectamente el espíritu de la época de los años 60.
C2 noun /ɒkˈteɪvoʊ/

octavo

octavo (tamaño de libro resultante de doblar una hoja en ocho partes)
Meaning
A size of book page resulting from folding a sheet of paper into eight leaves (sixteen pages).
Example
The old library contained rare octavo editions of Shakespeare.
La antigua biblioteca contenía ediciones raras de octavo de Shakespeare.
C2 noun /ˈkɒɡ.nɪ.zəns/

cognizance

conciencia
Meaning
Awareness, knowledge, or understanding of something; conscious perception.
Example
The judge took cognizance of the new evidence.
El juez tomó conciencia de la nueva evidencia.
C2 noun /ˌɑːrtʃˈdiːkən/

archdeacon

archidiácono
Meaning
A senior clergyman in the Christian Church ranking below a bishop.
Example
The archdeacon assisted the bishop in administrative duties.
El archidiácono ayudó al obispo en los deberes administrativos.
C2 noun /ˈkɒd.ɪ.sɪl/

codicil

codicilio
Meaning
a legal document that makes changes or additions to an existing will
Example
He added a codicil to his will to include his granddaughter.
Él agregó un codicilio a su testamento para incluir a su nieta.
C2 adjective /ˈhɜːrsuːt/

hirsute

hirsuto
Meaning
Having a lot of hair, especially in an unusual place.
Example
The hirsute man stood out in the crowd with his long beard.
El hombre hirsuto destacó entre la multitud con su larga barba.
C2 adjective ˈen.də.krɪn

endocrine

endocrino
Meaning
Relating to or denoting glands that secrete hormones directly into the blood.
Example
The endocrine system regulates metabolism and growth.
El sistema endocrino regula el metabolismo y el crecimiento.
C2 noun /ˈmʌŋɡrəl/

mongrel

perro mestizo
Meaning
A dog of mixed breed; sometimes used to describe something mixed or of inferior quality.
Example
The stray dog was a friendly mongrel.
El perro callejero era un perro mestizo amigable.
C2 adjective /ˌhaɪpərˈbɔːriən/

hyperborean

hiperbóreo
Meaning
Relating to the extreme north; very cold or frigid.
Example
The explorers prepared for the hyperborean climate of the Arctic.
Los exploradores se prepararon para el clima hiperbóreo del Ártico.
C2 noun /ˈsɪnəd/

synod

sínodo
Meaning
An assembly of the clergy in a Christian church convened to decide on issues of doctrine or administration.
Example
The synod gathered to discuss reforms in the church.
El sínodo se reunió para discutir reformas en la iglesia.
C2 adjective /aɪˈtɪnərənt/

itinerant

itinerante
Meaning
Traveling from place to place, especially for work or duty.
Example
The itinerant teacher moved from village to village to educate children.
El maestro itinerante se movía de pueblo en pueblo para educar a los niños.
C2 noun /ˈʃɛvrən/

chevron

símbolo en forma de V
Meaning
A V-shaped pattern, often used in military insignia or design.
Example
The sergeant’s uniform displayed three chevrons on the sleeve.
El uniforme del sargento mostraba tres chevrones en la manga.
C2 noun /ɡleɪd/

glade

claros en el bosque
Meaning
An open space in a forest or woods.
Example
They rested in a sunny glade after their long hike.
Descansaron en un claro soleado después de su largo paseo.
C2 adjective /ˈdjuːtiəbl/

dutiable

sujeto a aranceles
Meaning
subject to customs duty or tax
Example
Imported electronics are often dutiable at the border.
Los electrónicos importados a menudo son sujetos a aranceles en la frontera.
C2 adjective /ˈlʌstrəs/

lustrous

lustroso
Meaning
having a gentle sheen or soft glow
Example
Her hair looked smooth and lustrous.
Su cabello se veía suave y lustroso.
C2 verb ɪɡˈzɔːrt

exhort

exhortar
Meaning
To strongly encourage or urge someone to do something.
Example
The teacher exhorted students to work hard for exams.
El profesor exhortó a los estudiantes a trabajar duro para los exámenes.
C2 noun /prɪˈzɛntmənt/

presentment

presentación formal
Meaning
The act of presenting something formally or officially; a formal statement or document.
Example
The lawyer made a presentment of the evidence to the court.
El abogado hizo una presentación de las pruebas ante el tribunal.
C2 noun /ˌmɛtəmˌsaɪˈkoʊsɪs/

metempsychosis

reencarnación del alma
Meaning
The supposed transmigration of the soul, especially its reincarnation after death.
Example
Ancient philosophers often debated the idea of metempsychosis.
Los antiguos filósofos a menudo debatían sobre la reencarnación del alma.
C2 noun /ˈfrɛʃɪt/

freshet

desbordamiento repentino del río
Meaning
A sudden overflow of a stream or river caused by heavy rain or melting snow.
Example
After the storm, the river turned into a raging freshet.
Después de la tormenta, el río se convirtió en un freshet furioso.
C2 noun /ˈhɪlək/

hillock

colina
Meaning
A small hill or mound.
Example
The children climbed up the grassy hillock to watch the sunset.
Los niños subieron a la colina cubierta de hierba para ver la puesta de sol.
C2 noun /səbˈmɜːrʒən/

submersion

inmersión
Meaning
the state of being under water
Example
The submersion of the fields lasted for several days after the heavy rain.
La inmersión de los campos duró varios días después de la lluvia fuerte.
C2 adjective /ˈlɪŋɡwəl/

lingual

relacionado con la lengua
Meaning
Relating to the tongue or speech.
Example
The dentist examined the patient's lingual surface of the teeth.
El dentista examinó la superficie lingual de los dientes del paciente.
C2 noun /fɪˈlɒl.ə.dʒɪst/

philologist

filólogo
Meaning
a person who studies languages and their history
Example
The philologist analyzed ancient texts to understand language evolution.
El filólogo analizó textos antiguos para comprender la evolución del lenguaje.
C2 verb /ˈɪntərˌdɪkt/

interdict

prohibir
Meaning
to prohibit or forbid something by authoritative order, often by law or decree
Example
The court moved to interdict the sale of the illegal goods.
El tribunal se movió para prohibir la venta de los bienes ilegales.
C2 adjective /ˌɪndaɪˈdʒestəbəl/

Indigestible

indigerible; difícil de digerir
Meaning
difficult or impossible to digest; hard to process in the stomach
Example
The old bread became hard and indigestible.
El pan viejo se volvió duro e indigesto.
C2 noun /ˌoʊpəˈlɛsəns/

opalescence

opalescencia
Meaning
a milky or pearly appearance of a surface like that of an opal
Example
The pearl had a gentle opalescence under the light.
La perla tenía una suave opalescencia bajo la luz.
C2 noun /ˈbɪɡ.ə.mɪst/

bigamist

bigámico
Meaning
A person who commits the crime of marrying someone while already married to another.
Example
The man was arrested for being a bigamist.
El hombre fue arrestado por ser un bigamista.
C2 noun /əˈpɜːrtənənsɪz/

appurtenances

pertenencias
Meaning
Additional items or accessories associated with something, often used in a legal or property context.
Example
The house was sold along with all its appurtenances, including the garage and garden.
La casa fue vendida junto con todas sus pertenencias, incluyendo el garaje y el jardín.
C2 adjective /voʊˈsɪfərəs/

vociferous

vociferante
Meaning
expressing feelings or opinions in a loud and forceful way
Example
The vociferous crowd demanded justice.
La multitud vociferante exigió justicia.
C2 noun /ɪnˌtɜːrpəˈleɪʃən/

interpolation

interpolación
Meaning
The act of inserting something into a text or estimating values within a sequence of data.
Example
The scientist used interpolation to predict the missing data points.
El científico usó interpolación para predecir los puntos de datos faltantes.
C2 verb /əˈbreɪd/

abrade

desgastar por fricción
Meaning
to scrape or wear away the surface by friction or erosion
Example
The rough cloth can easily abrade the skin.
La tela rugosa puede fácilmente desgastar la piel.
C2 verb /diːˈlɪmɪt/

delimit

delimitar
Meaning
to fix the boundaries or limits of something
Example
The treaty was signed to delimit the borders of the two countries.
El tratado fue firmado para delimitar las fronteras de los dos países.
C2 verb /kənˈtɔːrt/

contort

torcer
Meaning
to twist or bend out of the normal shape
Example
She contorted her face in pain after the injury.
Ella contorsionó su cara de dolor después de la lesión.
C2 verb /ˈmɒrəlaɪz/

moralize

moralizar
Meaning
To comment on issues of right and wrong, often with an air of superiority.
Example
He tends to moralize about other people's choices.
Él tiende a moralizar sobre las elecciones de otras personas.
C2 adjective /ˈhɛtərəˌdɒks/

heterodox

heterodoxo
Meaning
not conforming with accepted or orthodox standards or beliefs
Example
The professor was known for his heterodox views on religion.
El profesor era conocido por sus puntos de vista heterodoxos sobre la religión.
C2 verb /ˌpriːɪnˈɡeɪdʒ/

preengage

precontratar
Meaning
To contract or engage beforehand; to arrange in advance.
Example
The workers were preengaged before the project officially started.
Los trabajadores fueron precontratados antes de que comenzara oficialmente el proyecto.
C2 noun /ləˈdʒɪʃən/

logician

lógico
Meaning
A person skilled in logic and reasoning.
Example
Aristotle is considered one of the greatest logicians in history.
Aristóteles es considerado uno de los más grandes lógicos de la historia.
C2 adjective /ˈkʌvətəs/

covetous

codicioso
Meaning
having or showing a strong desire for someone else's possessions
Example
She gave him a covetous look when he showed his new watch.
Le lanzó una mirada codiciosa cuando mostró su nuevo reloj.
C2 adjective /daɪˈɜːrnəl/

diurnal

diurno
Meaning
active during the day; occurring daily
Example
Most birds are diurnal creatures, active in daylight hours.
La mayoría de las aves son criaturas diurnas, activas durante las horas de luz.
C2 verb /dɪsˈbɜːrs/

disburse

distribuir
Meaning
to pay out money, especially from a fund
Example
The organization will disburse the funds to the affected families.
La organización distribuirá los fondos a las familias afectadas.
C2 verb /seɪt/

sate

saciar
Meaning
To satisfy fully or to excess.
Example
The huge meal sated their hunger after the long journey.
La gran comida sació su hambre después del largo viaje.
C2 noun /baɪˈmɛstər/

bimester

período de dos meses
Meaning
A period of two months.
Example
The academic program is divided into six bimesters.
El programa académico se divide en seis bimestres.
C2 noun /ˈaʊtˌrɪɡər/

outrigger

estructura de refuerzo
Meaning
a projecting structure on a boat, used for stability, or a boat fitted with such support
Example
The fisherman paddled his outrigger canoe across the lagoon.
El pescador remó su canoa con outtrigger a través de la laguna.
C2 adjective /ˈwɜːkmənˌlaɪk/

workmanlike

trabajoso
Meaning
Showing efficient, competent, and practical skill, but without flair or creativity.
Example
The carpenter delivered a workmanlike performance on the project.
El carpintero entregó una actuación de trabajo en el proyecto.
C2 adjective /əˈmɔːrfəs/

amorphous

amórfico
Meaning
Lacking a clear shape or form; without a defined structure.
Example
The plan remained amorphous and lacked concrete details.
El plan permaneció amorfo y carecía de detalles concretos.
C2 adjective /ɪnˈɡlɔːriəs/

inglorious

deshonroso
Meaning
Causing shame or disgrace; not bringing honor or glory.
Example
The army suffered an inglorious defeat.
El ejército sufrió una derrota deshonrosa.
C2 noun/verb /ˈʌpˌkæst/

upcast

lanzar hacia arriba
Meaning
Verb: To cast or throw upward. Noun: Something thrown or directed upward.
Example
The fisherman upcast his net into the air.
El pescador lanzó su red al aire.
C2 adjective /ˈɡaɪlləs/

guileless

ingenuo
Meaning
Innocent and without deceit
Example
Her guileless smile won everyone’s heart.
Su sonrisa ingenua conquistó el corazón de todos.
C2 adjective /ˌɔːfˈkiː/

off-key

desafinado
Meaning
out of tune; not in accordance with expected standards
Example
The singer was slightly off-key during the performance.
El cantante estaba ligeramente desafinado durante la actuación.
C2 adjective /ˈbræsi/

brassy

estridente
Meaning
loud and showy in a way that lacks good taste; resembling brass in color or sound
Example
She wore a brassy necklace that caught everyone’s attention.
Ella llevaba un collar estridente que atraía la atención de todos.
C2 adjective /ʌnˈsʌlid/

unsullied

inmaculado
Meaning
not spoiled or made impure; perfectly clean or pure
Example
His reputation remained unsullied despite the accusations.
Su reputación permaneció inmaculada a pesar de las acusaciones.
C2 noun /ˈmɪsɪv/

missive

misiva
Meaning
a written message, especially a formal or official letter
Example
He sent a long missive to the governor.
Envió una larga misiva al gobernador.
C2 noun /ɪnˈfriːkwəns/

infrequence

infrecuencia
Meaning
The state of occurring rarely or at long intervals.
Example
The infrequence of their meetings made it hard to maintain close ties.
La infrecuencia de sus reuniones hacía difícil mantener vínculos cercanos.
C2 noun /ˌfɪziˈɑːɡrəfi/

physiography

fisiografía
Meaning
the study of the physical features of the earth's surface
Example
He specialized in physiography to understand the landscape of the region.
Se especializó en fisiografía para comprender el paisaje de la región.
C2 noun /kɒŋk/

Conck

caracol
Meaning
a shell, especially a large spiral one used as a horn or for decoration
Example
The priest blew the conch shell to signal the start of the ceremony.
El sacerdote sopló el cuerno de caracol para señalar el inicio de la ceremonia.
C2 noun /ˈtrɒɡlədaɪt/

troglodyte

troglodita
Meaning
A person who lives in a cave or is considered old-fashioned and out of touch.
Example
Some called him a troglodyte for refusing to use modern technology.
Algunos lo llamaron troglodita por negarse a usar tecnología moderna.
C2 adjective /ˈsɪlieɪtɪd/

ciliated

con cilios
Meaning
Having minute hairlike projections (cilia) on the surface of cells or organisms.
Example
The ciliated cells in the respiratory tract help move mucus out of the lungs.
Las células ciliadas en el tracto respiratorio ayudan a mover el moco fuera de los pulmones.
C2 verb /bɪˈtaɪd/

betide

suceder
Meaning
to happen or occur, usually of something that befalls someone
Example
Woe betide anyone who breaks the rules.
El que rompa las reglas, sufrirá las consecuencias.
C2 verb /oʊˈpaɪn/

opine

expresar una opinión
Meaning
to express an opinion or belief
Example
The professor opined that the policy would fail.
El profesor opinó que la política fracasaría.
C2 noun /ˌsɪnjuˈɒsɪti/

sinuosity

sinuosidad
Meaning
The quality or state of being winding, curving, or having many turns.
Example
The sinuosity of the river made navigation challenging.
La sinuosidad del río hizo que la navegación fuera desafiante.
C2 verb /ˌmɪskənˈsiːv/

misconceive

malinterpretar
Meaning
To misunderstand or form an incorrect idea about something.
Example
He misconceived the purpose of the project.
Él malinterpretó el propósito del proyecto.
C2 adjective /ˈɒsiəs/

osseous

óseo
Meaning
consisting of or turned into bone; bony
Example
The fossil showed osseous structures of the ancient creature.
El fósil mostró estructuras óseas de la antigua criatura.
C2 noun /ˈɔːrɪndʒfɪn ˈleɪbiːoʊ/

Orangefin labeo

labeo de aleta naranja
Meaning
a freshwater fish species native to South Asian rivers, commonly found in Bangladesh and India
Example
The orangefin labeo is an important food fish in Bangladesh.
El labeo de aleta naranja es un pez alimenticio importante en Bangladesh.
C2 noun ˈfaɪ.təʊˌnjuː.tri.ənts

phytonutrients

fitonutrientes
Meaning
Bioactive compounds found in plants that have health benefits beyond basic nutrition.
Example
Green tea contains powerful phytonutrients.
El té verde contiene poderosos fitonutrientes.
C2 noun /ˈkæriən/

carrion

carroña
Meaning
the decaying flesh of dead animals
Example
Vultures feed on carrion left in the fields.
Los buitres se alimentan de la carroña que queda en los campos.
C2 noun /kəmˈpleɪsəns/

complaisance

complacencia
Meaning
willingness to please others; courteous compliance
Example
Her complaisance made her popular among her colleagues.
Su complacencia la hizo popular entre sus compañeros de trabajo.
C2 adjective /ˈdʌlsɪt/

dulcet

dulce
Meaning
sweet and soothing (often used ironically)
Example
She was enchanted by his dulcet voice.
Ella estaba encantada por su dulce voz.
C2 noun /skʌlˈdʌɡəri/

skulduggery

engaño
Meaning
underhanded or dishonest behavior
Example
The politician was accused of financial skulduggery.
El político fue acusado de estafa financiera.
C2 noun /wɛlp/

whelp

cachorro
Meaning
a young offspring of a dog or other carnivorous mammal; sometimes used to mean an impudent young person
Example
The farmer found a wolf whelp hiding near the barn.
El granjero encontró un cachorro de lobo escondido cerca del granero.
C2 adjective /ˈɪnfəntaɪl/

infantile

infantil
Meaning
characteristic of an infant; childish
Example
His infantile behavior embarrassed everyone at the meeting.
Su comportamiento infantil avergonzó a todos en la reunión.
C2 adjective /ˈfæləbl/

fallible

capaz de cometer errores
Meaning
capable of making mistakes or being wrong
Example
Even experts are fallible and can make errors.
Incluso los expertos son falibles y pueden cometer errores.
C2 verb /ˈhɑːbəl/

hobble

caminar torcido
Meaning
to walk awkwardly with difficulty, usually due to injury
Example
He hobbled across the room after twisting his ankle.
Él caminó torcido por la habitación después de torcerse el tobillo.
C2 noun /ˈkætɪˌkɪzəm/

catechism

catecismo
Meaning
A summary of religious principles often in the form of questions and answers; also a set of fixed questions or beliefs.
Example
The priest taught the children the catechism every Sunday.
El sacerdote enseñó a los niños el catecismo todos los domingos.
C2 adjective /kəˈprɪʃəs/

capricious

caprichoso
Meaning
given to sudden and unaccountable changes of mood or behavior
Example
The stock market can be capricious, shifting dramatically without warning.
El mercado de valores puede ser caprichoso, cambiando drásticamente sin previo aviso.
C2 noun /ˈsteɪtkraft/

statecraft

arte del gobierno
Meaning
The art of governing and managing state affairs effectively.
Example
The leader was praised for his exceptional statecraft in handling international relations.
El líder fue elogiado por su excepcional arte del gobierno en el manejo de relaciones internacionales.
C2 noun /ˌɒstɛnˈteɪʃən/

ostentation

ostentación
Meaning
excessive display of wealth or knowledge intended to attract admiration or envy
Example
The billionaire’s party was full of ostentation and luxury.
La fiesta del multimillonario estaba llena de ostentación y lujo.
C2 noun /əˌkædəˈmɪʃən/

academician

académico
Meaning
a member of an academy; a scholar or expert in a field of study
Example
The academicians gathered to discuss the future of education.
Los académicos se reunieron para discutir el futuro de la educación.
C2 noun /vəˈliːɪti/

velleity

deseo débil
Meaning
A wish or inclination not strong enough to lead to action.
Example
His interest in painting never grew beyond a mere velleity.
Su interés en la pintura nunca creció más allá de un mero deseo débil.
C2 noun ˈoʊʃən ˌstrætɪfɪˈkeɪʃən

ocean stratification

estratificación oceánica
Meaning
The formation of layers in ocean water due to differences in density.
Example
Ocean stratification affects marine biodiversity.
La estratificación oceánica afecta la biodiversidad marina.