Indebted
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C1 adjective /ɪnˈdetɪd/

Indebted

endeudado; agradecido
Meaning
owing money or gratitude to someone; obligated; grateful
Example
I am deeply indebted to my teacher for all her guidance.
Estoy profundamente endeudado con mi profesora por toda su orientación.
C1 noun /ˌɪməˈrælɪti/

immorality

inmoralidad
Meaning
the quality of being immoral; behavior that violates accepted moral standards
Example
The community condemned the immorality of the corrupt officials.
La comunidad condenó la inmoralidad de los funcionarios corruptos.
C1 adjective /ɪnˈtændʒəbl/

intangible

intangible
Meaning
Unable to be touched or grasped; not having a physical presence.
Example
Trust is an intangible quality in relationships.
La confianza es una cualidad intangible en las relaciones.
B2 adjective /ˌɪnsɪˈkjʊə/

insecure

inseguro
Meaning
not confident or assured; uncertain and anxious
Example
She felt insecure about her performance in the exam.
Ella se sintió insegura acerca de su desempeño en el examen.
C1 noun /ˈɪŋklɪŋ/

inkling

presentimiento
Meaning
A slight idea, hint, or suspicion about something.
Example
She had an inkling that he was planning a surprise.
Ella tenía una ligera sospecha de que él estaba planeando una sorpresa.
C2 noun /ˈɪmpjʊdəns/

impudence

desvergüenza
Meaning
Rude and disrespectful behavior.
Example
The student's impudence shocked the entire class.
La desvergüenza del estudiante sorprendió a toda la clase.
C2 noun /ɪnˈtræn.sɪ.dʒəns/

intransigence

intransigencia
Meaning
Refusal to change one's views or to agree about something.
Example
The negotiations failed due to the intransigence of both parties.
Las negociaciones fracasaron debido a la intransigencia de ambas partes.
B1 verb /ˈɪndʒər/

injure

lesionar
Meaning
to cause physical harm or damage to someone or something
Example
He injured his leg while playing football.
Él lesionó su pierna mientras jugaba al fútbol.
A2 verb /ˌɪntrəˈduːs/

introduce

presentar
Meaning
to present someone; to bring in for the first time
Example
Let me introduce you to my friend.
Déjame presentarte a mi amigo.
C1 adjective /ˈɪndɪɡoʊ bluː/

Indigo-blue

azul índigo
Meaning
a deep blue color with a purplish tinge
Example
The indigo-blue sky looked magnificent at twilight.
El cielo azul índigo se veía magnífico al atardecer.
C1 verb /ɪnˈvælɪdeɪt/

invalidate

invalidar
Meaning
To make something not valid or legally acceptable.
Example
The new evidence may invalidate the previous ruling.
La nueva evidencia puede invalidar el fallo anterior.
C2 noun /ɪˈmɒdəsti/

immodesty

immodestia
Meaning
lack of modesty or decency; behavior or attitude that is overly bold or improper
Example
The article was criticized for its tone of immodesty.
El artículo fue criticado por su tono de immodestia.
C2 noun /ˈaɪsinəs/

iciness

frialdad
Meaning
The state of being cold in manner or temperature.
Example
There was a distinct iciness in his voice.
Había una clara frialdad en su voz.
C2 adjective /ɪnˈdʒɛnjuəs/

ingenuous

ingenuo
Meaning
Innocent, naive, and unsuspecting; showing childlike simplicity and sincerity.
Example
Her ingenuous smile revealed her genuine kindness.
Su sonrisa ingenua reveló su genuina amabilidad.
C1 verb /ˌɪntəˈsɛkt/

intersect

intersectar
Meaning
to cross or pass through each other
Example
The two roads intersect at the city center.
Los dos caminos se intersectan en el centro de la ciudad.
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.
C2 noun /ˌɪlɪbəˈræləti/

illiberality

ilicitud
Meaning
The quality of being illiberal; lack of tolerance or generosity.
Example
The illiberality of the new laws alarmed the citizens.
La iliberalidad de las nuevas leyes alarmó a los ciudadanos.
C1 noun /ˌɪmɔːrˈtæləti/

immortality

inmortalidad
Meaning
the state of living forever; eternal life or lasting fame beyond death
Example
Many ancient cultures believed that heroes could achieve immortality through great deeds.
Muchas culturas antiguas creían que los héroes podían alcanzar la inmortalidad mediante grandes hazañas.
C2 adjective /ˌɪndɪˈvɜːrtɪbəl/

indivertible

no desviable
Meaning
Not able to be turned aside or diverted.
Example
The judge's indivertible attention was on the case.
La atención del juez no podía desviarse del caso.
C1 noun /ˌɪnkjʊˈbeɪʃən/

incubation

el proceso de mantener huevos, células u organismos en las condiciones adecuadas para su desarrollo
Meaning
the process of keeping eggs, cells, or organisms in the right conditions for development
Example
The incubation of the eggs lasted for three weeks.
La incubación de los huevos duró tres semanas.
B2 noun ˌɪm.plɪˈkeɪ.ʃən

implication

implicación
Meaning
A conclusion that can be drawn from something although it is not explicitly stated; a likely consequence.
Example
The implication of climate change is severe.
La implicación del cambio climático es grave.
C1 adjective /ˈɪnsjələr/

insular

limitado, relacionado con una isla
Meaning
Narrow-minded, isolated, or relating to an island.
Example
The community was criticized for its insular attitudes toward outsiders.
La comunidad fue criticada por sus actitudes insulares hacia los forasteros.
C2 adjective /ɪˈrɛzəluːt/

irresolute

indeciso
Meaning
uncertain or indecisive; lacking determination
Example
He stood irresolute at the crossroads, unsure which path to take.
Él se quedó indeciso en el cruce de caminos, sin saber qué camino tomar.
C1 adjective /ˌɪndɪˈstrʌktəbl/

indestructible

indestructible
Meaning
Impossible to destroy or break.
Example
The superhero's shield was said to be indestructible.
Se dijo que el escudo del superhéroe era indestructible.
C1 adjective /ˌɪnɪkˈskjuːzəbl/

inexcusable

inexcusable
Meaning
Too bad to be justified or overlooked; unforgivable.
Example
His rude behavior was inexcusable.
Su comportamiento grosero era inexcusable.
B2 noun, verb /ɪntʃ/

inch

pulgada / moverse lentamente
Meaning
A unit of length equal to 2.54 centimeters; or to move slowly and carefully in small amounts.
Example
She inched closer to the edge of the stage.
Ella se acercó lentamente al borde del escenario.
C2 verb /ɪˈluːmɪn/

illumine

iluminar
Meaning
to light up or make clear
Example
The rising sun illumined the mountain peaks.
El sol naciente iluminó las cumbres de la montaña.
B2 adverb /ɪmˈpɒlɪtli/

impolitely

de manera grosera
Meaning
in a rude or discourteous manner; without showing respect or proper manners
Example
He spoke impolitely to the waiter despite the polite service.
Habló de manera grosera con el camarero a pesar del buen servicio.
B2 adjective /ɪnˈstrʌkʃənəl/

instructional

instructivo
Meaning
providing knowledge or information; intended to teach
Example
The website offers many instructional videos for beginners.
El sitio web ofrece muchos videos instructivos para principiantes.
C2 noun /ˌɪnsjəˈlærəti/

insularity

insularidad
Meaning
The state of being isolated or narrow-minded.
Example
The insularity of the group prevented them from accepting new ideas.
La insularidad del grupo les impidió aceptar nuevas ideas.
C2 noun (compound/erroneous entry) /ɪnˈɛksərəbl ɑːrmi/

inexorableinexorablearmy

ejército imparable
Meaning
This appears to be a corrupted or concatenated form; interpreted as 'inexorable army' — an unstoppable or relentless force.
Example
The rebels feared the inexorable army approaching their stronghold.
Los rebeldes temían al ejército imparable que se acercaba a su fortaleza.
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.
C1 adjective ɪnˈkʌm.bənt

incumbent

obligatorio
Meaning
necessary for (someone) as a duty or responsibility.
Example
It is incumbent upon all citizens to obey the law.
Es obligatorio para todos los ciudadanos obedecer la ley.
C1 verb /ˈɪmprəvaɪz/

improvise

improvisar
Meaning
To create or perform something spontaneously without preparation.
Example
The actor had to improvise his lines when he forgot the script.
El actor tuvo que improvisar sus líneas cuando olvidó el guion.
B1 noun ɪmˈpruːv.mənts

improvements

mejoras
Meaning
The action of making or becoming better; an instance of something becoming or being made better.
Example
Continuous improvements increase productivity.
Las mejoras continuas aumentan la productividad.
C1 adjective /ˌaɪdiəˈlɪstɪk/

Idealistic

idealista
Meaning
pursuing high principles or ideals; unrealistically optimistic
Example
She has an idealistic view of changing the world.
Ella tiene una visión idealista de cambiar el mundo.
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.
C2 noun /ˈɪn.tɪ.ɡreɪ.tɪv dɪˈpləʊ.mə.si/

integrative diplomacy

diplomacia integradora
Meaning
A diplomatic approach that seeks to combine or coordinate different elements, interests, or parties into a unified whole.
Example
Integrative diplomacy strengthens alliances.
La diplomacia integradora fortalece las alianzas.
A1 noun /ˈɪntənet/

internet

red global de computadoras
Meaning
A global computer network providing a variety of information and communication facilities.
Example
The internet has revolutionized the way we access information.
Internet ha revolucionado la forma en que accedemos a la información.
B2 verb /ɪnˈdjuːs/

induce

inducir
Meaning
to cause or persuade someone to do something; to bring about a result
Example
The doctor induced sleep with a mild sedative.
El doctor indujo el sueño con un sedante suave.
B2 noun ɪˈmjuː.nɪ.ti

immunity

inmunidad
Meaning
The ability of an organism to resist a particular infection or toxin by the action of specific antibodies.
Example
A strong immunity protects against infections.
Una fuerte inmunidad protege contra infecciones.
C2 adjective /ˌɪrɪˈlɪdʒəs/

irreligious

irreligioso
Meaning
Indifferent or hostile to religion
Example
Some people in the community consider him irreligious because he never attends religious services.
Algunas personas en la comunidad lo consideran irreligioso porque nunca asiste a los servicios religiosos.
C2 adjective /ˌɪrɪˈtriːvəbl/

irretrievable

irrecuperable
Meaning
impossible to recover or regain
Example
The documents were lost in an irretrievable way after the fire.
Los documentos se perdieron de manera irrecuperable después del incendio.
C2 adjective /ˌɪntərˈlɒkjətəri/

interlocutory

provisional
Meaning
Given during the course of a legal action, not final but temporary or provisional.
Example
The judge issued an interlocutory order to maintain the status quo until the hearing.
El juez emitió una orden provisional para mantener el statu quo hasta la audiencia.
C1 noun /ˈɪnkjʊˌbeɪtər/

incubator

incubadora
Meaning
a device or environment that provides suitable conditions for eggs, cells, or infants to develop
Example
The premature baby was placed in an incubator for care.
El bebé prematuro fue colocado en una incubadora para su cuidado.
C1 adjective /ˌɪnkənˈsɪdərət/

inconsiderate

desconsiderado
Meaning
Thoughtless; showing a lack of concern for others.
Example
It was inconsiderate of him to play loud music late at night.
Fue desconsiderado de su parte poner música alta tarde en la noche.
C2 noun /ˈɪl.i.æd/

iliad

Ilíada
Meaning
An ancient Greek epic poem attributed to Homer, describing the events of the Trojan War.
Example
Students studied the Iliad to understand Greek mythology and heroism.
Los estudiantes estudiaron la Ilíada para entender la mitología griega y el heroísmo.
B1 verb /aɪˈdentɪfaɪ/

identify

identificar
Meaning
to recognize; to establish who someone is
Example
Can you identify the suspect?
¿Puedes identificar al sospechoso?
C2 noun /ˌɪməʊˈbɪləti/

immobility

inmovilidad
Meaning
The state of being unable to move.
Example
After the accident, she suffered from immobility in her legs.
Después del accidente, sufrió de inmovilidad en sus piernas.
C2 verb /ɜːrk/

irk

molestar
Meaning
to annoy or irritate someone
Example
It irks me when people are late without calling.
Me molesta cuando la gente llega tarde sin llamar.
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.
C1 adjective /ˌɪnɑːrˈtɪkjʊlət/

inarticulate

inarticulado
Meaning
Unable to express oneself clearly or effectively in speech or writing.
Example
She became inarticulate with emotion during the speech.
Ella se volvió inarticulada con emoción durante el discurso.
C2 noun /ɪkˈsɔːr.ə/

Ixora

ixora
Meaning
a tropical flowering shrub with clusters of small bright red, orange, or yellow flowers
Example
The bright red ixora bushes lined the pathway to the tropical garden.
Los arbustos de ixora de color rojo brillante alineaban el camino hacia el jardín tropical.
C2 noun /ˌɪntərˈlɒkjətər/

interlocutor

interlocutor
Meaning
a person who takes part in a conversation or dialogue
Example
She was a skilled interlocutor during the debate.
Ella era una interlocutora hábil durante el debate.
C2 noun /aɪˈoʊtə/

iota

un mínimo
Meaning
An extremely small amount.
Example
He did not show an iota of fear.
No mostró ni un mínimo de miedo.
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.
C2 adjective/noun /ɪnˈkɑːrnədiːn/

incarnadine

rojo intenso
Meaning
a bright crimson or pinkish-red color
Example
The sky turned incarnadine at sunset.
El cielo se tornó rojo intenso al atardecer.
C1 verb /ɪnˈkɑːrsəreɪt/

incarcerate

encarcelar
Meaning
to imprison or confine someone
Example
The authorities incarcerated the criminal after the trial.
Las autoridades encarcelaron al criminal después del juicio.
C1 noun /ɪnˈɛk.wɪ.ti/

inequity

inequidad
Meaning
Lack of fairness or justice; unequal distribution or treatment.
Example
Social inequity continues to be a global issue.
La inequidad social sigue siendo un problema global.
C2 noun /ˌɪdiəˈsɪŋkrəsi/

idiosyncrasy

idiosincrasia
Meaning
A distinctive or peculiar characteristic, habit, or mannerism unique to an individual.
Example
One of her idiosyncrasies was humming while working.
Una de sus idiosincrasias era tararear mientras trabajaba.
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.
B2 noun /ɪnˈveɪʒən/

invasion

invasión
Meaning
An instance of invading a country, region, or personal space with armed force or unwelcome presence.
Example
The army prepared for the possibility of an invasion.
El ejército se preparó para la posibilidad de una invasión.
B2 noun ˈɪn.frəˌstrʌk.tʃər

infrastructure

infraestructura
Meaning
The basic physical and organizational structures and facilities needed for the operation of a society or enterprise.
Example
Digital infrastructure is vital for future advancements.
La infraestructura digital es vital para los avances futuros.
A2 adjective /ɪmˈpɑːsəbl/

impossible

imposible
Meaning
not able to occur, exist, or be done
Example
It is impossible to finish this work in one day.
Es imposible terminar este trabajo en un día.
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.
C1 noun /aɪˈdiː.ə.lɪ.zəm/

Idealism

Idealismo
Meaning
the pursuit of high principles and noble goals; unrealistic pursuit of perfection
Example
His youthful idealism motivated him to join various social justice movements.
Su idealismo juvenil lo motivó a unirse a varios movimientos de justicia social.
A1 noun /ˈaɪs kriːm/

Ice-cream

helado
Meaning
a frozen sweet dessert made from dairy products, usually served cold
Example
Children love to eat ice-cream on hot summer days.
A los niños les encanta comer helado en los días calurosos de verano.
B1 adjective /ˈɪrɪteɪtɪŋ/

irritating

irritante
Meaning
causing annoyance, impatience, or mild anger
Example
The constant noise from the street is extremely irritating.
El ruido constante de la calle es extremadamente irritante.
C2 noun /ˌɪntərˈrɛɡnəm/

interregnum

interregno
Meaning
A period between rulers or governments when normal leadership is suspended.
Example
The country faced instability during the interregnum after the king’s death.
El país enfrentó inestabilidad durante el interregno después de la muerte del rey.
C2 noun /ɪˈnænɪti/

inanity

tonterías, necedades
Meaning
a nonsensical remark or action; silliness; emptiness
Example
The speech was full of inanities that bored the audience.
El discurso estaba lleno de tonterías que aburrían a la audiencia.
A2 verb /ɪmˈpruːv/

improve

mejorar
Meaning
to make or become better; to enhance quality or condition
Example
Practice helps improve your skills.
La práctica ayuda a mejorar tus habilidades.
C2 noun /ˌɪnvəˈlɪdɪti/

invalidity

invalidez
Meaning
the state of being invalid, legally void, or lacking force or validity
Example
The court ruled that the contract suffered from invalidity.
El tribunal dictaminó que el contrato tenía invalidez.
B2 noun ˈɪnəveɪtɪv tuːlz

innovative tools

herramientas innovadoras
Meaning
Creative devices or advanced technologies that introduce new methods or approaches to accomplish tasks.
Example
Teachers use innovative tools to enhance classroom learning.
Los maestros utilizan herramientas innovadoras para mejorar el aprendizaje en el aula.
C1 noun /ˈɪnˌmeɪt/

inmate

interno
Meaning
a person confined to an institution such as a prison or hospital
Example
The prison has over a thousand inmates.
La prisión tiene más de mil internos.
C1 adjective /ˌɪntərˈtwaɪnd/

intertwined

felicidad
Meaning
closely connected or twisted together
Example
Their lives became deeply intertwined after the accident.
Ella no pudo ocultar su felicidad cuando recibió el premio.
C2 verb /ˌɪntərˈmɪt/

intermit

interrumpir
Meaning
To suspend or stop for a time; to pause intermittently.
Example
The rain would intermit and then start again.
La lluvia se interrumpiría y luego comenzaría de nuevo.
C1 noun ɪnˌten.sɪ.fɪˈkeɪ.ʃən

intensification

intensificación
Meaning
The process of becoming or making something more intense or extreme.
Example
The intensification of climate change requires urgent action.
La intensificación del cambio climático requiere una acción urgente.
B2 adverb /ɪnˈɛvɪtəbli/

inevitably

inevitable
Meaning
in a way that cannot be avoided or prevented
Example
Inevitably, the team faced challenges during the project.
Inevitablemente, el equipo enfrentó desafíos durante el proyecto.
B2 noun /ˈɪnˌteɪk/

intake

ingesta
Meaning
the process of taking something in, especially food or drink
Example
He monitored his daily intake of calories to maintain a healthy diet.
Él monitoreó su ingesta diaria de calorías para mantener una dieta saludable.
C1 verb /ˈɪnstɪˌɡeɪt/

instigate

incitar
Meaning
To bring about or initiate an action, often something negative.
Example
He was accused of instigating the riot.
Fue acusado de incitar el motín.
C2 noun /ˌɪn.təˈvɛn.ʃə.nɪ.zəm/

interventionism

intervencionismo
Meaning
Government policy of active involvement in economic affairs.
Example
The central bank's interventionism helped stabilize inflation.
El intervencionismo del banco central ayudó a estabilizar la inflación.
C1 noun /ˌɪnɪkˈspɪəriəns/

inexperience

inexperiencia
Meaning
Lack of knowledge or skill in a particular activity or field.
Example
His inexperience in handling negotiations was evident.
Su inexperiencia en las negociaciones era evidente.
C2 verb /ɪnˈtɜːrpəˌleɪt/

interpolate

interpolar
Meaning
To insert something, often words, into a text or conversation; to estimate values between known data points.
Example
The editor interpolated a missing paragraph into the manuscript.
El editor interpoló un párrafo faltante en el manuscrito.
C2 noun /ˌɪmbəˈsɪləti/

imbecility

imbecilidad
Meaning
Extreme foolishness, stupidity, or weakness of mind.
Example
The plan was abandoned due to its sheer imbecility.
El plan fue abandonado debido a su pura imbecilidad.
C1 adjective /ɪnˈtjuː.ɪ.tɪv/

intuitive

intuitivo
Meaning
Based on instinctive understanding rather than reasoning.
Example
The software has an intuitive design that makes it easy to use.
El software tiene un diseño intuitivo que lo hace fácil de usar.
B1 noun ɪnˈtel.ɪ.dʒəns

intelligence

inteligencia
Meaning
The ability to learn, understand, and think in a logical way about things
Example
Intelligence is key in AI development.
La inteligencia es clave en el desarrollo de la IA.
A1 adjective /ɪmˈpɔː.tənt/

important

importante
Meaning
Of great significance or value; likely to have a profound effect on success, survival, or well-being.
Example
Important steps must be taken to address pollution.
Se deben tomar pasos importantes para abordar la contaminación.
C2 noun /ˈɪntərˌloʊpər/

interloper

intruso
Meaning
A person who becomes involved in a situation or place where they are not wanted.
Example
He felt like an interloper at the private family gathering.
Se sintió como un intruso en la reunión familiar privada.
B2 noun /ˌɪntərˈsɛkʃən/

intersection

intersección
Meaning
a point where two or more things intersect, especially a road or path
Example
The intersection of Main Street and 5th Avenue is always busy.
La intersección de la calle principal y la 5ª avenida siempre está ocupada.
C1 noun /ˈɪnsɪdəns/

incidence

incidencia
Meaning
the occurrence, rate, or frequency of something
Example
The incidence of road accidents has decreased this year.
La incidencia de accidentes de tráfico ha disminuido este año.
C1 noun /ɪnˈsaɪtmənt/

incitement

incitación
Meaning
the action of provoking unlawful or violent behavior
Example
He was arrested for incitement to riot.
Fue arrestado por incitación a la violencia.
C1 noun /ˈɪmɪnəns/

imminence

inminencia, estado de proximidad
Meaning
the state of being about to happen
Example
The imminence of the storm forced people to take shelter.
La inminencia de la tormenta obligó a la gente a buscar refugio.
B2 noun /ˈɪntərfeɪs/

interface

interfaz
Meaning
a point where two systems, subjects, or organizations meet and interact
Example
The user interface is designed to be intuitive and user-friendly.
La interfaz de usuario está diseñada para ser intuitiva y fácil de usar.
C2 adjective /ˌɪntərˈniːsaɪn/

internecine

conflicto interno
Meaning
Relating to conflict within a group, often causing mutual destruction.
Example
The internecine conflict weakened the organization from within.
El conflicto interno debilitó la organización desde dentro
C1 verb /ˈɪnsjuleɪt/

insulate

aislar
Meaning
To protect something by covering it, especially to prevent heat, sound, or electricity from escaping or entering.
Example
The house was insulated to reduce heating costs.
La casa fue aislada para reducir los costos de calefacción.
B1 adjective /ɪnˈtɜːrnəl/

internal

interno
Meaning
situated inside; relating to the inside or inner part of something
Example
The company is conducting an internal audit this month.
La empresa está realizando una auditoría interna este mes.
B2 verb /ˈɪmɪteɪt/

imitate

imitar
Meaning
to copy the behavior or manner of someone or something
Example
Children often imitate their parents' behavior.
Los niños a menudo imitan el comportamiento de sus padres.
C2 verb /ɪnˈdɛmnɪfaɪ/

indemnify

indemnizar
Meaning
to compensate someone for harm or loss; to secure against future damage or cost
Example
The insurance company agreed to indemnify the client for the damages.
La compañía de seguros acordó indemnizar al cliente por los daños.
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.
A2 noun /ˈɪn.sekt/

Insect

insecto
Meaning
a small invertebrate animal with six legs and usually one or two pairs of wings
Example
The butterfly is a beautiful insect that flies from flower to flower.
La mariposa es un hermoso insecto que vuela de flor en flor.
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 /ˈɪnəveɪt/

innovate

innovar
Meaning
To introduce new methods, ideas, or products.
Example
The company must innovate to stay ahead of its competitors.
La empresa debe innovar para mantenerse por delante de sus competidores.
C1 adjective ˌɪm.pəˈsɛp.tɪ.bəl

imperceptible

imperceptible
Meaning
So subtle or gradual that it is difficult to notice or perceive
Example
The changes in his behavior were imperceptible at first.
Los cambios en su comportamiento eran imperceptibles al principio.
B2 noun /ɪˈluː.ʒən/

Illusion

ilusión
Meaning
a thing that is or is likely to be wrongly perceived or interpreted; a false idea or belief
Example
The magician created a spectacular illusion that made the elephant appear to vanish.
El mago creó una espectacular ilusión que hizo que el elefante pareciera desvanecerse.
B2 noun /ˈɪnvənˌtɔːri/

inventory

inventario
Meaning
A complete list of items, such as goods in stock or property.
Example
The shopkeeper checked the inventory before opening the store.
El tendero revisó el inventario antes de abrir la tienda.
B2 verb ɪmˈpoʊz

imposes

imponer
Meaning
To establish or apply by authority; to force something unwelcome or unfamiliar to be accepted or put in place.
Example
Pollution imposes harmful effects on the environment.
La contaminación impone efectos perjudiciales en el medio ambiente.
C2 adverb /ˈɪntʃmiːl/

inchmeal

poco a poco
Meaning
Gradually, little by little.
Example
The old castle fell inchmeal into ruin.
El viejo castillo cayó poco a poco en ruinas.
B2 noun /ɪnˈfɪnɪti/

infinity

infinito
Meaning
A concept describing something without any limit or end.
Example
The universe seems to stretch into infinity.
El universo parece extenderse hacia el infinito.
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.
B1 noun ˈɪmpækt

impact

impacto
Meaning
A strong effect or influence; the action of one object coming forcibly into contact with another.
Example
The decision had great impact.
La decisión tuvo un gran impacto.
C2 verb /ɪnˈɡrɑːft/

ingraft

implantar
Meaning
To implant or fix deeply, often used in the sense of grafting an idea or quality.
Example
The teacher tried to ingraft good manners in the students.
El maestro trató de implantar buenos modales en los estudiantes.
B2 noun /ɪnˈventər/

inventor

inventor
Meaning
a person who creates or designs something new, especially a device, method, or process
Example
The inventor patented her new medical device.
El inventor patentó su nuevo dispositivo médico.
B2 adjective + noun aɪˈdiːəl ɪnˈvaɪrənmənt

ideal environment

entorno ideal
Meaning
Perfect or most suitable conditions for growth or development
Example
Winter creates an ideal environment for vegetable growth.
El invierno crea un ambiente ideal para el crecimiento de las verduras.
B2 noun ˈɪndɪkeɪtə

indicator

indicador
Meaning
A thing that indicates the state or level of something.
Example
The unemployment rate is a key indicator of economic health.
La tasa de desempleo es un indicador clave de la salud económica.
A2 noun /ɪmˈpɔːtəns/

importance

importancia
Meaning
The quality or state of being important; consequence or significance.
Example
The importance of time management cannot be overstated.
La importancia de la gestión del tiempo no puede ser exagerada.
C1 adjective /ˌɪnhɒˈspɪtəbl/

inhospitable

inhóspito
Meaning
Harsh and difficult to live in; unfriendly or unwelcoming to guests.
Example
The desert is an inhospitable environment for most plants.
El desierto es un ambiente inhóspito para la mayoría de las plantas.
C1 noun /ˈɪnstɪˌɡeɪtər/

instigator

instigador
Meaning
A person who brings about or initiates something, usually something bad.
Example
The police identified him as the instigator of the violence.
La policía lo identificó como el instigador de la violencia.
C1 adjective /ˈɪnsələnt/

insolent

insolente, arrogante
Meaning
showing a rude and arrogant lack of respect
Example
The insolent student refused to follow the teacher's instructions.
El estudiante insolente se negó a seguir las instrucciones del maestro.
C1 adjective ˌɪn.tə.dʒen.əˈreɪ.ʃən.əl

intergenerational

intergeneracional, entre diferentes generaciones de una familia
Meaning
Existing or occurring between different generations of a family.
Example
Intergenerational wisdom ensures cultural continuity.
La sabiduría intergeneracional asegura la continuidad cultural.
B2 noun /ˈɪmɪɡrənt/

immigrant

inmigrante
Meaning
a person who comes to live permanently in a foreign country
Example
The city has welcomed many new immigrants this year.
La ciudad ha dado la bienvenida a muchos nuevos inmigrantes este año.
C1 adjective /ɪnˈsɪdiəs/

insidious

insidioso
Meaning
Proceeding in a gradual, subtle way but with harmful effects.
Example
The insidious spread of misinformation can damage trust.
La propagación insidiosa de la desinformación puede dañar la confianza.