ida y vuelta
idea (f) 
idéntico(a) 
identidad (f)
Identificar  
idioma (m)
ídolo(a)
iglesia (f)
ignorar 
igual
imaginar
impedir (e-i) 
imperio (m) 
impermeable (m)
importancia (f)
importante
importar
imposible
impresionado(a)
impresionante
impresionar
imprimir 
incainco(a)
incendio (m)
incluir
incluso 
incorporar
increíble
independiente
indicar
indigena 
individuo(a) 
inducir 
industria (f)
industrializado(a)
infanta (f) 
infección (f)
inferior 
infierno (m) 
inflamada
influencia (f)
información (f)
informal
informar
informar 
informe (m)
inglés (m)
inglés, inglesa
ingresar 
inhóspito(a) 
inmenso(a)
inquilino(a)
inscribir
inscribirse
insecto (m)
insistir
inspeccionar
inspirar
instalarse
institución (f)
instituto (m)
instrucción (f
instrumento (m)
insuficiente
insulto(a)
íntegro(a)
inteligente
intentar
intercambio 
interés (m)
interesante 
interesar
interesarse
interlocutor (m)
internacional
intérprete
interrogativo(a) 
interrumpir 
intersectar
intervenir (e-ie)  
intimar 
intimidar
intitular
intrigar 
introducir
investigación (f)
invierno (m)
invitación (m)
invitar
inyección (f)
ir 
irlandés, irlandesa
irse
isla (f)
istmo (m)
italiano(a)
izquierda

round trip
idea
identical
identity
to identify
anguage
idol
church
to be ignorant of, not know
equal, the same
to imagine
to hinder, impede, prevent
empire
raincoat
importance
important
to matter, be important
impossible
impressed
amazing, impressive
to impress
to imprint, impress, print, fix in the mind
Inca (adj.)
fire,blaze
to include, enclose
including
to incorporate, embody
incredible
independent
to indicate, point out
native
individual
to induce, influence, persuade
industry
industrialized
Infanta (princess)
infection
inferior, lower
hell
inflamed
influence
information
informal
to inform
to inform, find out
report
English (language)
English (adj.)
to deposit, enlist
inhospitable
immense
tenant
to inscribe, record
to enroll, register
insect
to insist, persist
to inspect
to inspire
to establish oneself
institution
institute
instruction
instrument
imcompetent
insult
integral
intelligent
to plan, intend
exchange
interest
interesting
to interest
to be interested in
operator
international
interpreter
interrogative
to interrupt
to intersect
to take part in, participate, intervene, mediate
to make known, convey (an order), announce, become intimate
to intimidate, threaten, frighten, bully
to entitle, give title to
to intrigue, plot, scheme, perplex
to deposit, to introduce
investigation
winter
invitation
to invite
injection, shot
to go
Irish
to go away
island
isthmus
Italian
left