incubus
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C2 noun /ˈɪŋkjʊbəs/

incubus

espíritu maligno
Meaning
An oppressive or nightmarish burden; in folklore, an evil spirit that lies upon sleeping people.
Example
Debt became an incubus that weighed heavily on the family.
La deuda se convirtió en un espíritu maligno que pesaba mucho sobre la familia.
C1 adjective /ˌɪnɔːrˈɡænɪk/

inorganic

inorgánico
Meaning
relating to substances that are not derived from living organisms; lacking organic structure or growth
Example
Inorganic compounds are commonly studied in chemistry labs.
Los compuestos inorgánicos se estudian en los laboratorios.
C1 verb /ɪmˈplɔːr/

implore

implorar
Meaning
To beg someone earnestly or desperately to do something.
Example
She implored him to stay with her.
Ella le imploró que se quedara con ella.
C2 noun /ˌɪnkænˈteɪʃən/

incantation

encantación
Meaning
a series of words used as a magic spell or charm
Example
The wizard chanted an incantation to summon the spirits.
El mago recitó una encantación para invocar los espíritus.
A1 noun /aɪs/

Ice

hielo
Meaning
water that has frozen and become solid
Example
The ice in my drink melted quickly in the hot weather.
El hielo en mi bebida se derritió rápidamente con el calor.
C1 verb /ɪnˈsɪnjueɪt/

insinuate

insinuar
Meaning
To suggest or hint something indirectly and often unpleasantly.
Example
He insinuated that she had lied about her qualifications.
Él insinuó que ella había mentido sobre sus calificaciones.
C1 noun /ˌɪntərˈmɪʃən/

intermission

intermedio
Meaning
A pause or break, especially during a performance or event.
Example
The play had a twenty-minute intermission.
La obra tuvo un intermedio de veinte minutos.
C2 noun /ˌɪmpjuˈteɪʃən/

imputation

imputación
Meaning
an accusation or attribution of blame
Example
The politician denied the imputation of corruption.
El político negó la imputación de corrupción.
C1 adjective /ˌɪnˌkɒnsɪˈkwɛnʃəl/

inconsequential

insignificante
Meaning
Not important or significant; too small to matter.
Example
The mistake was minor and inconsequential.
El error fue menor e insignificante.
C1 adjective /ˌɪnədˈvɜːrtənt/

inadvertent

inadvertido, no intencionado
Meaning
Not resulting from or achieved through deliberate planning; unintentional.
Example
Her inadvertent mistake caused a delay in the project.
Su error inadvertido causó un retraso en el proyecto.
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.
C1 adjective /ˈɪnfəməs/

infamous

infame
Meaning
well known for some bad quality or deed
Example
The dictator was infamous for his cruelty.
El dictador era infame por su crueldad.
C2 adverb /ɪnˈdjuːbɪtəbli/

indubitably

indudablemente
Meaning
Without a doubt; certainly.
Example
She is indubitably the best candidate for the job.
Ella es indudablemente la mejor candidata para el trabajo.
B2 adjective ɪˈmɜː.sɪv

immersive

inmersivo
Meaning
Providing, involving, or characterized by deep absorption or immersion in something.
Example
Virtual reality creates an immersive learning environment.
La realidad virtual crea un ambiente de aprendizaje inmersivo.
B2 verb /ɪnˈhæbɪt/

inhabit

habitar
Meaning
to live in; to occupy as a dwelling
Example
Many animals inhabit the forest.
Muchos animales habitan el bosque.
C2 adjective /ɪnˈseɪʃiət/

insatiate

insaciable
Meaning
impossible to satisfy; always wanting more
Example
He had an insatiate desire for power.
Él tenía un deseo insaciable de poder.
B2 verb /ˌɪntərˈviːn/

intervene

intervenir
Meaning
To come between people, groups, or events, often to prevent conflict or improve a situation.
Example
The teacher had to intervene to stop the fight between the students.
La maestra tuvo que intervenir para detener la pelea entre los estudiantes.
B1 noun /ˈɪnstrəmənt/

instrument

instrumento
Meaning
A tool or device used for a particular purpose, especially for scientific or musical work.
Example
The doctor used a special instrument during the surgery.
El médico utilizó un instrumento especial durante la cirugía.
C2 adjective /ɪˈlɪmɪtəbl/

illimitable

ilimitado
Meaning
Without limits or bounds.
Example
The universe is often described as illimitable.
El universo a menudo se describe como ilimitado.
B2 adjective /ˈɪnˌsaɪtfəl/

insightful

perspicaz
Meaning
Showing deep understanding or perceptiveness.
Example
The professor gave an insightful lecture on global economics.
El profesor dio una conferencia perspicaz sobre la economía global.
C1 adjective /ɪˈmuː.və.bəl/

immovable

inmóvil
Meaning
Not able to be moved; fixed in position.
Example
Immovable barriers prevent change.
Las barreras inmóviles impiden el cambio.
C2 adjective /aɪˈdɒlətrəs/

idolatrous

idólatra
Meaning
Excessively admiring or worshipping someone or something as an idol.
Example
The king was criticized for his idolatrous devotion to wealth.
El rey fue criticado por su devoción idólatra hacia la riqueza.
B2 adjective /ɪmˈpɜːrfɪkt/

imperfect

imperfecto
Meaning
Not perfect; having faults or flaws.
Example
The painting was beautiful despite being imperfect.
La pintura era hermosa a pesar de ser imperfecta.
C2 noun /ˌɪnvəˈkeɪʃən/

invocation

invocación
Meaning
the act of calling upon a higher power for help, blessing, or inspiration
Example
The ceremony began with an invocation to the gods.
La ceremonia comenzó con una invocación a los dioses.
A2 verb /ɪɡˈnɔːr/

ignore

ignorar
Meaning
to refuse to take notice of; to disregard intentionally
Example
She decided to ignore the rude comments.
Ella decidió ignorar los comentarios groseros.
C2 verb ˈɪnʌndeɪt

inundate

inundar, abrumar a alguien o algo con cosas o personas que se deben manejar
Meaning
To flood; overwhelm someone or something with things or people to be dealt with
Example
The company was inundated with requests after the advertisement.
La empresa fue inundada con solicitudes después del anuncio.
B2 adjective /ɪnˈædɪkwət/

inadequate

inadecuado
Meaning
Not sufficient or good enough.
Example
The funding was inadequate to complete the project.
El financiamiento era inadecuado para completar el proyecto.
C2 adjective /ɪˈmɒdərət/

immoderate

excesivo
Meaning
excessive; beyond reasonable limits
Example
He has an immoderate love for sweets.
Él tiene un amor excesivo por los dulces.
C2 adjective /ɪmˈplækəbl/

implacable

implacable
Meaning
unable to be appeased, calmed, or pacified
Example
The soldiers faced an implacable enemy who refused to surrender.
Los soldados se enfrentaron a un enemigo implacable que se negó a rendirse.
C1 adverb /ˌɪn.dɪˈskrɪm.ɪ.nət.li/

Indiscriminately

indiscriminadamente
Meaning
without making careful distinctions; randomly; without discrimination
Example
The company fired employees indiscriminately without considering their performance.
La empresa despidió a los empleados indiscriminadamente sin considerar su rendimiento.
B1 noun ɪˈnɪʃətɪv

initiative

iniciativa
Meaning
An act or strategy intended to resolve a difficulty or improve a situation; a fresh approach to something.
Example
NASA's initiative to return humans to the Moon is ambitious.
La iniciativa de la NASA para devolver a los humanos a la Luna es ambiciosa.
C2 adjective /ɪnˈsɪpɪd/

insipid

insípido
Meaning
lacking flavor, interest, or excitement; dull
Example
The soup was insipid and needed more seasoning.
La sopa estaba insípida y necesitaba más condimentos.
C2 noun /ˌɪmpəˈtjuːəsəti/

impetuosity

impetuosidad
Meaning
The quality of being rash or impulsive.
Example
His impetuosity often got him into trouble.
Su impetuosidad a menudo lo metía en problemas.
C2 adjective /ˌɪlˈneɪ.tʃəd/

ill-natured

de mal carácter
Meaning
Having a bad or unpleasant character; unkind or malicious.
Example
He made an ill-natured remark about his colleague.
Hizo un comentario de mal carácter sobre su colega.
C1 noun /ɪnˈsɜːʃən/

insertion

inserción
Meaning
the action of inserting something into something else
Example
The insertion of the new data was completed successfully.
La inserción de los nuevos datos se completó con éxito.
B1 adjective /ɪnˈkrɛdəbl/

incredible

increíble
Meaning
so extraordinary that it is hard to believe; amazing
Example
The view from the mountain was incredible.
La vista desde la montaña fue increíble.
C2 adjective /ɪnˈkɒrɪdʒəbəl/

incorrigible

incorregible
Meaning
incapable of being corrected, improved, or reformed
Example
He is an incorrigible optimist who never loses hope.
Él es un optimista incorregible que nunca pierde la esperanza.
C2 adjective /ˌɪrɪˈkɒnsɪləbl/

irreconcilable

irreconciliable
Meaning
impossible to make compatible or bring into harmony; unable to resolve differences
Example
The couple separated due to irreconcilable differences.
La pareja se separó debido a diferencias irreconciliables.
C1 adjective /ɪnˈkwɪzɪtɪv/

inquisitive

inquisitivo
Meaning
Curious or eager to learn and ask questions.
Example
The inquisitive child asked endless questions about the stars.
El niño inquisitivo hizo preguntas interminables sobre las estrellas.
C1 noun /ˈɪnkwest/

inquest

investigación
Meaning
A legal or official inquiry, especially into the cause of a death.
Example
The inquest revealed the cause of the accident.
La investigación reveló la causa del accidente.
C2 noun /ɪmˈpaɪ.ə.ti/

Impiety

impiedad
Meaning
lack of piety or reverence, especially for a god; disrespect or irreverence toward religious matters
Example
His impiety shocked the religious community when he mocked their sacred ceremonies.
Su impiedad sorprendió a la comunidad religiosa cuando se burló de sus ceremonias sagradas.
C2 verb /ɪmˈbruː/

imbrue

manchar
Meaning
To stain, especially with blood.
Example
His hands were imbrued with blood after the battle.
Sus manos estaban manchadas con sangre después de la batalla.
B2 adjective /ˈaɪ.dəl/

Idle

perezoso; inactivo; no trabajando
Meaning
lazy; inactive; not working or being used
Example
The factory workers were idle during the strike.
Los trabajadores de la fábrica estaban inactivos durante la huelga.
C1 noun ˌɪn.fɪlˈtreɪ.ʃən

infiltration

infiltración, acceso secreto
Meaning
The process of entering or gaining access to an organization or place surreptitiously.
Example
Cybersecurity prevents infiltration into sensitive data.
La ciberseguridad previene la infiltración en datos sensibles.
C1 verb /aɪˈdiː.ə.laɪz/

idealize

idealizar
Meaning
To regard or represent something as perfect or better than it really is.
Example
Children often idealize their parents.
Los niños a menudo idealizan a sus padres.
B2 adjective /ɪˈmædʒɪnəbl/

imaginable

imaginable
Meaning
Capable of being imagined or conceived.
Example
They offered every imaginable type of food at the festival.
Ofrecieron todo tipo de comida imaginable en el festival.
C2 adjective ˌɪn.ɪ.fɪˈkeɪ.ʃəs

inefficacious

ineficaz
Meaning
Not producing any or the desired effect; ineffective.
Example
The treatment was inefficacious in curing the disease.
El tratamiento fue ineficaz en curar la enfermedad.
C1 noun /ɪnˈhɛrɪtər/

inheritor

heredero
Meaning
a person who receives money, property, or a title when someone dies
Example
She became the inheritor of her family's estate.
Ella se convirtió en la heredera de la propiedad de su familia.
C2 noun /ɪnˈtɒksɪkənt/

intoxicant

intoxicante
Meaning
a substance, especially alcohol or a drug, that causes intoxication
Example
Alcohol is the most commonly used intoxicant in many cultures.
El alcohol es el intoxicante más comúnmente usado en muchas culturas.
C2 adjective /ˌɪnfɪnɪˈtɛsɪməl/

infinitesimal

infinitesimal
Meaning
Extremely small in size or amount; so tiny as to be almost negligible.
Example
The error was so infinitesimal that it didn’t affect the results.
El error fue tan infinitesimal que no afectó los resultados.
B2 noun /ˌɪnəˈbɪləti/

inability

incapacidad
Meaning
the state of being unable to do something
Example
His inability to make decisions affected his career.
Su incapacidad para tomar decisiones afectó su carrera.
B2 adjective /ˌɪnstɪˈtjuːʃənl/

institutional

institucional
Meaning
Relating to an organization or established practice.
Example
The government made several institutional reforms in education.
El gobierno hizo varias reformas institucionales en la educación.
C1 adjective /ɪnˈsɒlvənt/

insolvent

insolvente
Meaning
unable to pay debts owed
Example
The insolvent firm could not meet its financial obligations.
La empresa insolvente no pudo cumplir con sus obligaciones financieras.
C2 noun /aɪˈdɒlətri/

idolatry

idolatría
Meaning
The worship of idols or extreme admiration for someone or something.
Example
The priest condemned the idolatry practiced in the village.
El sacerdote condenó la idolatría practicada en el pueblo.
C2 noun /ˈɪd.i.ə.si/

Idiocy

idiotez
Meaning
extremely stupid behavior or actions; foolishness
Example
The decision to ignore safety protocols was pure idiocy that endangered everyone.
La decisión de ignorar los protocolos de seguridad fue pura idiotez que puso en peligro a todos.
C1 adjective /ˌɪnsɪˈdɛntəl/

incidental

incidental
Meaning
happening as a minor part or in connection with something else
Example
Incidental expenses like snacks and tips were included in the bill.
Gastos incidentales como bocadillos y propinas fueron incluidos en la factura.
B1 adjective /ɪmˈpeɪʃənt/

impatient

impaciente
Meaning
Not able to wait calmly; restless and eager for something to happen.
Example
She grew impatient while waiting in the long queue.
Ella se impacientó mientras esperaba en la larga fila.
B1 adjective /ɪnˈfɔːrməl/

Informal

informal; relajado; casual
Meaning
relaxed and friendly; not official or ceremonial; casual
Example
The meeting was informal and relaxed.
La reunión fue informal y relajada.
B2 noun /ˌɪntəˈrʌpʃən/

interruption

interrupción
Meaning
the act of stopping or breaking the continuity of something; a pause caused by an external action
Example
The meeting was delayed due to an unexpected interruption.
La reunión se retrasó por una interrupción inesperada.
C2 noun /ɪmˈpruː.dəns/

Imprudence

imprudencia; descuido; temeridad
Meaning
the quality of being imprudent; lack of care for consequences; recklessness
Example
His financial imprudence led to bankruptcy within just two years.
Su imprudencia financiera llevó a la quiebra en solo dos años.
C1 noun /ˌɪn.dʒəˈnjuː.ɪ.ti/

ingenuity

ingenio
Meaning
The quality of being clever, original, and inventive.
Example
His ingenuity led to groundbreaking innovations.
Su ingenio llevó a innovaciones pioneras.
C2 noun /ˈɪndɪkənt/

indicant

indicador
Meaning
Something that indicates or points to a fact or condition.
Example
High fever is often an indicant of infection.
La fiebre alta a menudo es un indicador de infección.
B2 verb /ɪnˈʃʊər/

insure

asegurar
Meaning
to provide insurance; to make certain
Example
I need to insure my new car.
Necesito asegurar mi coche nuevo.
C2 adjective /ˌɪnkoʊˈɜːrsəbl̩/

incoercible

incoercible
Meaning
Not capable of being forced, compelled, or restrained.
Example
Her incoercible spirit inspired others to fight for justice.
Su espíritu incoercible inspiró a otros a luchar por la justicia.
C1 noun (plural) /ˈɪndɪˌsiːz/

indices

índices
Meaning
plural form of index; statistical measures or reference points used for comparison
Example
Stock market indices fell sharply after the announcement.
Los índices del mercado de valores cayeron drásticamente después del anuncio.
C1 adjective /ˈɪmpjəd(ə)nt/

impudent

descarado, insolente
Meaning
not showing due respect for another person; rude
Example
The impudent child talked back to the teacher.
El niño descarado le contestó al maestro.
C2 verb /aɪˈtɪnəˌreɪt/

itinerate

itinerar
Meaning
To travel from place to place, usually for the purpose of work or preaching.
Example
The missionary itinerated throughout the region to spread the message.
El misionero viajó por toda la región para difundir el mensaje.
C1 adjective /ɪmˈpæʃənd/

impassioned

apasionado
Meaning
Filled with or showing great emotion.
Example
She gave an impassioned speech about human rights.
Ella dio un discurso apasionado sobre los derechos humanos.
B1 verb /ɪmˈpɔːrt/

import

importar
Meaning
to bring goods or services into a country from abroad; to transfer data
Example
The country imports oil from abroad.
El país importa petróleo del extranjero.
C1 verb /ɪnˈhɪbɪt/

inhibit

inhibir
Meaning
to prevent or restrain someone or something from acting freely; to hinder
Example
Fear can inhibit personal growth.
El miedo puede inhibir el crecimiento personal.
C1 noun ˌɪnfɛsˈteɪʃən

infestation

infestación, gran número de insectos o animales en un lugar
Meaning
The presence of an unusually large number of insects or animals in a place, causing damage or disease.
Example
The infestation of ants in the kitchen led to immediate pest control measures.
La infestación de hormigas en la cocina llevó a medidas inmediatas de control de plagas.
A2 adverb /ɪˈmiːdiətli/

immediately

inmediatamente
Meaning
at once; without delay
Example
She responded immediately to the emergency call.
Ella respondió inmediatamente a la llamada de emergencia.
B2 noun ˌɪn.təˈven.ʃən

intervention

intervención
Meaning
The action or process of intervening; involvement in a situation to improve or help it.
Example
The intervention of the UN was crucial in resolving the conflict.
La intervención de la ONU fue crucial para resolver el conflicto.
C1 adjective ɪmˈpɛkəbl

impeccable

impecable
Meaning
In accordance with the highest standards; faultless.
Example
His impeccable taste in fashion was admired by all his peers.
Su impecable gusto en la moda fue admirado por todos sus compañeros.
C2 noun /ˈɪntəˌkrɒpɪŋ/

intercropping

cultivo intercalado
Meaning
The agricultural practice of cultivating two or more crops simultaneously in the same field to maximize land use efficiency and improve soil health.
Example
Intercropping can help improve soil fertility and pest control.
El cultivo intercalado puede ayudar a mejorar la fertilidad del suelo y el control de plagas.
C2 adjective /ˌɪnɪkˈstɛnsəbl/

inextensible

inextensible
Meaning
Not capable of being stretched or extended.
Example
This rope is made of an inextensible material.
Esta cuerda está hecha de un material inextensible.
C2 adjective /ɪˈnjʊərd/

inured

acostumbrado
Meaning
Accustomed to something, especially something unpleasant.
Example
After years of hardship, she was inured to suffering.
Después de años de sufrimiento, ella estaba acostumbrada al dolor.
C2 noun /ˈɪn.dɪ.dʒəns/

indigence

indigencia
Meaning
a state of extreme poverty or destitution
Example
The charity was founded to help people living in indigence.
La caridad se fundó para ayudar a las personas que viven en indigencia.
C2 noun /ɪnˈfrækʃən/

infraction

infracción
Meaning
A violation or breach of a rule, law, or agreement.
Example
The student was punished for a minor infraction of the school rules.
El estudiante fue castigado por una infracción menor de las reglas escolares.
B2 noun /ˌɪnstəˈbɪləti/

instability

inestabilidad
Meaning
lack of stability or balance; tendency to change, fail, or collapse easily
Example
Political instability has slowed economic growth in the region.
La inestabilidad política ha ralentizado el crecimiento económico de la región.
C2 adjective /ˌɪnˈekspɜːrt/

inexpert

inexperto
Meaning
not skilled or experienced; lacking expertise
Example
The inexpert handling of the machine caused several mistakes.
El manejo inexperto de la máquina causó varios errores.
C1 verb /ɪnˈdʌkt/

induct

admitir formalmente a alguien en una posición, organización o cargo
Meaning
to formally admit someone into a position, organization, or office
Example
She was inducted into the university's honor society.
Ella fue admitida en la sociedad de honor de la universidad.
B1 verb ɪnˈkriːsɪŋ

increasing

creciente
Meaning
Becoming or making greater in size, amount, intensity, or degree; growing.
Example
Increasing awareness about education is necessary.
Aumentar la conciencia sobre la educación es necesario.
C2 adjective /ɪˈrædɪkəbəl/

irradicable

irradicable
Meaning
not able to be eradicated; impossible to destroy or remove completely
Example
The love of a mother for her child is irradicable.
El amor de una madre por su hijo es irradicable.
C1 adverb /ɪnˈdɛfɪnətli/

indefinitely

indefinidamente
Meaning
for an unlimited or unspecified period of time
Example
The project has been postponed indefinitely.
El proyecto ha sido pospuesto indefinidamente.
C1 noun /ˌɪn.səˌbɔːr.dɪˈneɪ.ʃən/

insubordination

insubordinación
Meaning
Defiance of authority; refusal to obey orders.
Example
The soldier was punished for insubordination during the mission.
El soldado fue castigado por insubordinación durante la misión.
C2 adjective /ɪnˈɡreɪʃiˌeɪtɪŋ/

ingratiating

adulador
Meaning
Charming or flattering in a way intended to gain favor.
Example
His ingratiating smile made everyone trust him quickly.
Su sonrisa aduladora hizo que todos confiaran en él rápidamente.
C1 adjective /ɪˈlɪsɪt/

illicit

ilícito
Meaning
Forbidden by law, rules, or custom.
Example
The police shut down the illicit drug operation.
La policía cerró la operación de drogas ilícitas.
C2 noun /ˌɪnkænˈdɛsəns/

incandescence

incandescencia
Meaning
the emission of light from a hot object; brilliance
Example
The incandescence of the candle filled the dark room.
La incandescencia de la vela llenó la habitación oscura.
B1 noun /ɪnˈstrʌkʃənz/

instructions

instrucciones
Meaning
Detailed information on how something should be done or operated.
Example
Please follow the instructions on the box.
Por favor, siga las instrucciones en la caja.
C2 noun /ˈɪrɪtənsi/

irritancy

irritación
Meaning
the quality or state of causing irritation; legal or formal invalidation
Example
The constant noise became an irritancy to the neighbors.
El ruido constante se convirtió en una irritación para los vecinos.
B2 verb /ɪnˈsʌlt/

insult

insultar
Meaning
to speak or act in a way that hurts someone's feelings or shows disrespect
Example
He felt insulted by her rude comments.
Él se sintió insultado por sus comentarios groseros.
B2 noun ˌɪntəˈlektʃuəlz

intellectuals

intelectuales
Meaning
People possessing a highly developed intellect; scholars or academics.
Example
Intellectuals protested against the dominance.
Los intelectuales protestaron contra la dominación.
C1 adjective /ɪmˈpɜːrviəs/

impervious

impermeable
Meaning
Not allowing fluid to pass through; unable to be affected by something.
Example
The jacket is impervious to rain.
La chaqueta es impermeable a la lluvia.
C2 adjective /ɪˈlɪbərəl/

illiberal

iliberal
Meaning
Opposed to liberal principles; restricting freedom of thought or behavior.
Example
The government was criticized for its illiberal policies.
El gobierno fue criticado por sus políticas iliberales.
C2 adjective /ɪnˈdjuːbɪtəbl/

indubitable

indudable
Meaning
Impossible to doubt; unquestionable.
Example
It is indubitable that hard work leads to success.
Es indudable que el trabajo duro lleva al éxito.
C2 adjective /ˈɪkθiɪk/

ichthyic

ictíico
Meaning
Relating to or resembling fish.
Example
The artist's painting had an ichthyic quality.
La pintura del artista tenía una cualidad ictíica.
B2 noun ɪnˈsɛntɪvz

incentives

incentivos
Meaning
Things that motivate or encourage one to do something.
Example
Tax incentives are used to encourage investment in renewable energy.
Se utilizan incentivos fiscales para fomentar la inversión en energía renovable.
C1 adjective ɪnˈtrɪn.zɪk

intrinsic

intrínseco, esencial, natural
Meaning
Belonging naturally; essential. Existing as a natural or basic part of something.
Example
Creativity is an intrinsic quality of a great artist.
La creatividad es una cualidad intrínseca de un gran artista.
C2 noun /ˌɪntərˈsɛsər/

intercessor

intercesor
Meaning
a person who intervenes or pleads on behalf of another
Example
He acted as an intercessor to resolve the conflict between the two families.
Él actuó como un intercesor para resolver el conflicto entre las dos familias.
B2 noun /ɪnˈvɛstɪˌɡeɪtər/

investigator

felicidad
Meaning
a person who carries out a formal inquiry or investigation
Example
The investigator gathered evidence from the crime scene.
Ella no pudo ocultar su felicidad cuando recibió el premio.
C1 adjective /ˌɪnəˈtɛntɪv/

inattentive

inattento
Meaning
not paying attention; lacking focus or concentration
Example
The inattentive student missed several important instructions.
El estudiante inattento perdió varias instrucciones importantes.
C1 adjective /ɪnˈtɒl.ər.ə.bəl/

Intolerable

intolerable
Meaning
unable to be endured; extremely unpleasant or painful
Example
The noise from the construction site was intolerable.
El ruido de la obra de construcción era intolerable.
C2 noun /ˌɪntərpəˈzɪʃən/

interposition

intervención
Meaning
The act of intervening or coming between two things, often to influence or prevent an outcome.
Example
The manager’s interposition prevented a heated argument from escalating.
La intervención del gerente evitó que una discusión acalorada se intensificara.
A1 preposition /ɪn ˈfrʌnt əv/

in front of

delante de
Meaning
positioned before or ahead of something; facing or located at the forward side of a person or object
Example
She stood in front of the building.
Ella estaba de pie delante del edificio.
C2 adjective /ɪnˈvaɪələt/

inviolate

inviolado
Meaning
free from violation, injury, or desecration; kept safe and untouched
Example
The ancient temple remained inviolate for centuries.
El antiguo templo permaneció inviolado durante siglos.
C2 verb /ɪˈmjʊər/

immure

encerrar
Meaning
to confine or enclose someone against their will
Example
The prisoner was immured in a dark cell.
El prisionero fue encerrado en una celda oscura.
C2 verb /ɪmˈpjuːt/

impute

imputar
Meaning
to attribute a fault or responsibility to someone
Example
They imputed the company's success to good leadership.
Ellos imputaron el éxito de la empresa a un buen liderazgo.
C2 noun /ɪmˈbroʊlioʊ/

imbroglio

embrollo
Meaning
An extremely confused, complicated, or embarrassing situation.
Example
The political imbroglio lasted for months without resolution.
El embrollo político duró meses sin resolución.
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.
C1 adjective /ɪnˈhjuːmən/

Inhuman

inhumano
Meaning
lacking human qualities; cruel; brutal; savage
Example
The dictator's inhuman treatment of prisoners shocked the international community.
El trato inhumano del dictador hacia los prisioneros sorprendió a la comunidad internacional.
B2 noun /ɪnˈtɪəriər/

interior

interior
Meaning
the inside part of something; inner area of a place or object
Example
The interior of the hotel was beautifully decorated.
El interior del hotel estaba bellamente decorado.
B1 noun ˈɪn.də.stri

industry

industria
Meaning
Economic activity concerned with the processing of raw materials and manufacture of goods in factories.
Example
The industry focuses on luxury experiences.
La industria se enfoca en experiencias de lujo.
B2 noun ˈɪn.deks

index

índice
Meaning
An alphabetical list of names, subjects, etc. with references to the places where they occur, typically found at the end of a book; a sign or measure of something.
Example
An index organizes critical data.
Un índice organiza datos importantes.
C2 verb ˈɪn.kʌl.keɪt

inculcate

inculcar
Meaning
Instill an attitude, idea, or habit by persistent instruction; to teach and impress by frequent repetitions.
Example
Parents should inculcate good values in their children.
Los padres deberían inculcar buenos valores en sus hijos.
B2 verb /ɪnˈtriːɡ/

intrigue

intrigar
Meaning
to arouse curiosity or interest; to make someone fascinated
Example
The mystery novel will intrigue any reader.
La novela de misterio intriga a cualquier lector.
B2 noun /ɪnˈkluːʒən/

inclusion

inclusión
Meaning
the action or state of including or being included within a group or structure
Example
Diversity and inclusion are key values in modern workplaces.
La diversidad y la inclusión son valores clave en los lugares de trabajo modernos.
C1 adverb /ˌɪnsɪˈdɛntəli/

incidentally

por cierto
Meaning
by the way; used to introduce a remark not directly related to the main subject
Example
Incidentally, did you know that she studied in Paris?
Por cierto, ¿sabías que estudió en París?
C2 adjective /ˌɪnkəmˈprɛsəbl/

incompressible

incompresible
Meaning
Not able to be pressed or squeezed into a smaller space.
Example
Liquids are generally considered incompressible.
Los líquidos generalmente se consideran incomprensibles.
C1 verb /ɪmˈbɛd/

imbed

incrustar
Meaning
To fix firmly or deeply in a surrounding mass.
Example
The journalist imbedded himself with the troops to report firsthand.
El periodista se incrustó con las tropas para reportar de primera mano.
A2 verb /ɪnˈvaɪtɪd/

invited

invitado
Meaning
asked someone formally or politely to go somewhere or do something
Example
She was invited to the party.
Ella fue invitada a la fiesta.