I

Idea

Idea:  commentum (Pl)

Good idea!  Laudo commentum tuum (Pl)

A crazy idea:  audacia (T)

It seems a good idea to me to… videtur mihi + infinitive (Er)

It was my idea:  ego auctor fui (P)

To have no idea:   non consultum esse + ind. question (Pl)
      I have no idea where to look for her:  eam qua quaeram non consultum est.

Ideal

In an ideal world:  ubi porci cocti ambulant (P)

Identified

to be identified:  cognosci (T)

her identity has been confirmed:  cognita est (T)

Idiot

To act like an idiot:  insipienter facere (T)

If

As if someone would ever….  Si quidem quisquam + subj.  (T)

But if not…..   sin minus (C)

But if...   quod si (C)

If I have anything to do with it:  mea quidem opera (Pl)
     You'll never be free, if I have anything to do with it:  mea quidem opera liber numquam fies.

Ignorance

Ignorance:  inscientia, -ae (AG)

Ill

To think ill of s.t./ s.o.  male existimare de aliqua re/ de aliquo (S)

Ill-bred

To be ill-bred:  illiberalis esse (Er)

Imagine

To imagine:  in animum inducere (T)  /  mente fingere  

Imaginary

Imaginary:  commenticius, -a, -um

Immediately

Immediately:  extemplo (Pl)

Immerse

To immerse/ bury oneself in s.t.:  se immergere in aliquid (Pl)
       I immersed/ buried myself in the middle of a public meeting:  in contionem mediam me immersi.

Imminent

To be imminent:  imminere/   impendere

To be imminent:  instare (T)

       Her delivery is imminent:  partus instat.

Immunity

To have immunity from s.t.:  expers esse metu alicuius rei (Pl)

Impair

To be hearing-impaired:  sensu aurium diminutus esse (AG)

Impend

To impend:  portendi (Pl)
      A great danger is impending for us:  nobis periculum magnum portenditur

Imperative

It’s imperative that… peropus est + ind. st. (T)

It’s imperative that I say s.t.:  peropus est me aliquid dicere

Implacable:

Implacable:  inexorabilis, -e (AG)

Important

The most important thing:  rerum omnium primum (T)

To make o.s. important:  facere se magnum (Pl)

Impossible

To do the impossible:  milvo volanti ungues resecare (P)

Impression

That was my impression:  ego sic putavi (T)

To make an impression on the senses:  sensus movere (C)

To make a pleasant impression on the senses:  sensus suaviter afficere (C)

To convey an impression:  opinionem praebere (Cs)
     They conveyed an impression of fear:  praebebant opinionem timoris

To give the impression of s.t. :  praebere speciem alicuius rei (F)
       They gave the impression of a whole army:  speciem totius exercitus praebuit.

To have the impression that/ be under the impression that....  opinari + ind. st. (F)

Improve

To improve o.s.:  se meliorem facere (Varro ap AG)

To improve s.t.:  aliquid emendare (S)

Improvise

An improvisation:  schedium, -i (P)

Impudence

Impudence:  frons urbana (Er)

Impulse

Impulse (psychological) impetus, -us (Fr)

In

To be in on the plan:  intimus consilii esse (T)

To be let in:  intromitti (Pl)

Inappropriate

An inappropriate age:  aetas aliena (ie. alicui rei/ aliquid faciendo, etc)  (T) 

Inappropriate (as to time, occasion, circumstance, etc) intempestivus, -a, -um (AG)
      He was saying many extreme things, inappropriately and absurdly, about philosophical doctrines:  multa atque immodica de philosophiae doctrinis intempestive et insubide disserebat.

Inartistic

An inartistic style:  oratio iners (Fr)

Inch

I was within an inch of dying:  prope fuit ut perirem (Pl)

Incite

An incitement:  impulsus, -us (AG)  instinctus, -us (AG)

Incline

To be inclined to:  adduci ut

To inline s.o. to do s.t:  adducere aliquem ut aliquid faciat

To incline s.o. to…  subigere aliquem ut… (Pl)

To incline s.o. to:  aliquem animare ut + subj 

Inclined to…  proclivus ad  (P)

To feel inclined to do s.t.:  ita animatum esse, ut + subj (Pl)

An inclination for human contact:  appetitio societatis (S)

 Income

An income:  census, -us (Fr)

An upper-middle-class income:  census equitum (Fr)

Income:  fructus, -us (T)
      The income which my estates yield:  fructum quem reddunt praedia

Inconsistent

To be inconsistent with o.s.:  sibi impar esse (H)

Inconvenience

To cause someone an inconvenience:  alicui incommodum obicere (F)

Increase

to increase:  augescere (T)

Indeed

Indeed (in affirmation of what someone has said) vero/  admodum (Pl)
   
Yes, indeed:  vero/  ita vero (Pl)
A. Do you claim that I was dressed in a gown?  B. I do indeed. A. mene indutum fuisse pallium praedicas?  B. ego vero.

Yes indeed:  admodum (Pl)

Indeed:  sane

Indefatigable

Indefatigable:  infatigabilis (F)

Indicate

To indicate s.t./ give an indication :  indicium facere (Pl)
     My get up would indicate to an intelligent person what I want:  sapienti ornatus quid velim indicium facit.

To indicate s.t.:  indicium facere alicuius rei (Pl)

Indiscreet

An indiscreet talker:  acritomythus, -i (AG, given in Greek letters)

Indiscriminate

Indiscriminately:  promiscue (Er)

Individual

Individually:  viritim (S) (S elder)
     He believes that he individually owes nothing for the advantages he enjoys with everyone else:  nihil viritim se debere pro communibus bonis indicat.
       We have spoken of the winds in general.  Now let us begin to discuss them individually:  in universum de ventis diximus.  nunc viritim incipiamus illos discutere.  

Indoor

Indoor pursuits:  studia umbratica (AG)   

Inertia

Mental/ physical inertia:  languor, -oris (S)

Inexperienced

To be inexperienced:  imperitus esse (T)  inexercitatus esse (S) (F)

Infamy

A fountain/ source of infmay:  sceleris semen (Pl)

Infer

To infer:  conicio -3, -ieci, -iectum (C)

An inference:  coniectatio, -onis  (AG)

Inflate

To have an inflated ego:  insolens esse (F)

Inflation

Inflation (monetary):   annona excandescens (Varro)

Inflexible (ie. stern)

to be inflexible/ stern:  praefractis moribus esse (H)

Inflict

To inflict s.t. on s.o:  aliquid ingerere alicui (S)
     I shall continue to inflict Epicurus on you:  perseverabo Epicurum tibi ingerere.

Influence

To have influence on s.o.:  auctoritatem apud aliquem habere (C)

To influence s.o.  aliquem impellere (T)
     I'm afraid how his arrival will influence my father:  timeo quo adventus eius impellat patrem.

Inform

To inform s.o. of s.t.:  aliquem scientem facere de aliqua re (Pl)

To inform on someone:  aliquem indicare (Pl)  aliquem ceritorem facere (de) (Cs)

To inform s.o. that....:  aliquem indicare + ind. statement (F)

Infuriate

To infuriate s.o.:  aliquem exasperare (F)

Ingrained

Ingrained:  insitus, -a, -um (Fr)

Inherent

Inherent:  innatus, -a, -um (S)
     an inherent sweetness:  innata dulcedo

Initiative

On one's own initiative:  ultro (P)

To take the initiative in doing s.t.:  ultro aliquid facere (Liv)

Inkling

to have an inkling that…. subsentire + ind. st. (T)

Innocent

Innocent:  innoxius -a, -um (Pl)

Innovate

An innovator:  novator, -is (AG)

In person

An in-person conversation:  colloquium praesens

Inquire

Inquire into s.t.:  sciscitare aliquid  (AG)

Insane

To go insane:  insanire (T) 

To drive s.o. insane:  aliquem insanum adigere (T)

Insert

To insert s.t. into s.t.:  aliquid alicui/ in aliquid indo, -3, indidi, inditum (AG)

Inside out

Inside-out:  inversus, -a, -um (H)

To turn s.t. inside out:  aliquid invertere  (Er)

Insight

Insight:  dispectus, -us (S)
     If we have removed false opinions, insight into practical conduct does not automatically follow:  si falsas opiniones exclusimus, non statim sequitur dispectus rerum agendarum. 

Insincere

Insincere:  fictus, -a, -um (H)

Insist

To insist that…  instare + indirect statement (T)

to insist that…  instare ut … (Er)

Insofar as

Insofar as ….  in quo (C)

Inspire

To inspire s.o. to do s.t.:  aliquem animare ut + subj

To inspire s.o. with s.o.:  alicui aliquid inicere (F)
       He inspired the enemy with fear:  hostibus metum iniecit

An inspired book:  liber divinus (AG)

In spite of

In spite of the fact that….  quamvis + subj

Instead

Instead:  pro (T)
     I have two people to fool instead of one:  sunt mihi duo quos fallam pro uno.

Instead: vice + noun in the genitive.

Instigate

An instigator:  impulsor (T) 

At my instigation :  me impulsore (T) 

Instinct

Natural instinct:  naturalis irritatio (S)
     A natural instinct draws him toward social relations:  illum in amicitiam fert naturalis irritatio.

Instruction

Instruction (ie. an order/ command):  edictum (T)

To act against instructions:  facere adversum edictum (T)

To give instructions that…  edicere + ind.st.  (T)

Insult

To insult s.o.:  alicui contumeliam facere (Pl)

To throw insults at s.o.:  contumeliam in aliquem iacere (C)

Insulting:  contumeliosus, -a, -um (S)

To endure insulting kindness:  pati contumeliosam humanitatem (S)

To take s.t. as an insult:  aliquid ad contumeliam accipere (T)

Intelligence

To gather intelligence:  explorare (F)

Intelligible

To speak clearly and intelligibly:  plane ac dilucide fabulari (AG)

Intense

To have an "intense" personality:  acer esse (H)

Intent

To be intent on s.t.:  intentus esse alicui rei (H)

To be intent on s.t.:  alicui rei intentum se habere (AG) 

Intention

Intention:  mens/ animus

With the intention that….  hac mente ut + subj

Intention:  sententia, -ae (AG)
      He wrote with a focus on discernment and discussion rather than an intention of arriving at a decision:  magis scripsit cum discernendi disceptandique diligentia quam cum decernendi sententia.

Intercept

To intercept s.o./ s.t.:  aliquem/ aliquid excipere (F)

Interest

Self-interest:  utilitas -atis (Cic)

It’s in one’s best interest to:  sibi expedit + ind.st. (T)

To be in s.o’s best interest:  utile esse alicui (T)

To look after s.o.’s interests:  alicui consulere (T) 

To have s.o.’s best interests at heart:  alicui optime consultus esse (T)

It is in my best interest:  in rem meam est + ind.st. (T)

s.t. greatly interests me:  aliquid mirifice animum meum adficit 

interest (on an investment):  merces, -edis (H)

To be in s.o.'s interest:  in rem alicuius esse (Pl) 

Interests (ie. material advantage) commodum, -i (T) 

Interfere

To interfere with s.o.:  intervenire alicui (P)  

To interfere in something:  in aliqua re intercedere (Fr)

Interrupt

To interrupt:  interloqui (T)

To interrupt s.o.:  obturbare aliquem (T)

To interrupt s.t.:  interpellare aliquid (P)

To interrupt s.o. (who is speaking):  alicui obloqui (Pl)

To interrupt s.o. (engaged in any action)  aliquem interpellare (H)/  intervenire alicui (C)

Interruption:  interpellatio -onis (P)

Interview

An interview:  congressus, -us (Pl)

Intimate

To be intimately bound up with s.o.:  implicari alicui (S)

To be on intimate terms with s.o.:  uti aliquo familiariter (C)

My most intimate friend:  homo intimus mihi (C)

To be on very intimate terms with:  aliquo familiarissime uti (T)

To have intimate knowledge of s.t.:  gnarus esse alicuius rei (Pl) 

To be on intimate terms with s.o.:  alicui esse perfamiliaris (AG)

Intimacy:  familiaritas (Fr)  consuetudo (C)

Intricate

Intricate:  impeditus, -a, -um (Fr)

Introspection

To practice introspection:  in se descendere (Pr) 

Inveigh

Inveigh against s.t.:  insectari aliquid (Fr)

Invent

To invent/ make up:  confingo, 3 (T)

            I made it all up:  omnia confinxi

To invent s.t.:  comminisci aliquid (Pl)

Inolve

To be involved in a plan:  consilii conscius esse (T)

Iron

An iron-clad stomach:  cornea fibra (Pr)

Irony

Socratic irony:  inversa oratio (Fr)

Irrelevant

To be irrelevant:  ab re esse (Pl) (Er)

To be irrelevant:  nil ad rem esse (T)

Irresponsible

To be irresponsible:  animo omisso esse (T)

Irresponsibility:  licentia, -ae  (P)
       They did it with youthful irresponsibility:  id iuvenili impulsi licentia fecerunt.

Itch

To be itching to do s.t.:  gestire aliquid facere (T)

Ivory tower

Ivory-tower pedant:  doctor umbraticus (Er)