| Word | Meaning | Occurrences |
|---|---|---|
| intersto | to stand, be between | 1 |
| intersum | to be present, to interest | 4 |
| intervallum | space between, interval | 4 |
| intervenio | to come between, come upon | 1 |
| intestina | intestines, entrails | 11 |
| intexo | to weave in, inweave | 3 |
| intimus | inmost, deepest | 2 |
| intingo | to dip, soak | 15 |
| intolerabilis | irresistible, intolerable | 3 |
| intolerandus | insupportable, intolerable | 1 |
| intolerantia | unbearableness | 1 |
| intono | to thunder | 4 |
| intonsus | unshorn, unshaven | 1 |
| intra | inside, within | 90 |
| intremo | to tremble at | 1 |
| intrinsecus | inside, inwardly | 38 |
| intro | to go into, enter; inside, within | 338 |
| introduco | to lead in, bring in | 104 |
| introductio | bringing in, introduction | 2 |
| introeo | to go in, enter | 243 |
| introfero | to carry in, bring in | 1 |
| introgredior | to enter | 8 |
| introitus | entrance | 86 |
| intromitto | to send in, let in | 2 |
| introspicio | to look into, look at | 1 |
| intueor | to look upon, observe | 69 |
| intuitus | look, view | 6 |
| intumesco | to swell up | 11 |
| intus | inside, within | 44 |
| inultus | unavenged, unpunished | 1 |
| inundatio | flood, deluge | 7 |
| inundo | to overflow, inundate | 26 |
| inungo | to anoint | 2 |
| inutilis | useless, unprofitable | 38 |
| inutilitas | uselessness | 2 |
| invado | to enter, to attack | 22 |
| invalesco | to become strong, to prevail | 19 |
| invalidus | weak, infirm | 2 |
| invenio | to find | 896 |
| inventio | discovery, invention | 5 |
| inventor | contriver, inventor | 3 |
| investigabilis | able to be searched into | 5 |
| investigatio | searching into, investigation | 1 |
| investigator | examiner | 2 |
| investigo | to track down, search into | 28 |
| inveterasco | to grow old, become fixed | 6 |
| invetero | to grow old, to endure | 1 |
| invicem | one another, mutually | 206 |
| invictus | unconquered | 2 |
| invideo | to envy, grudge | 10 |
| invidia | envy, grudge | 32 |
| invidus | envious, grudging | 3 |
| inviolatus | inviolate, intact | 3 |
| invisibilis | invisible, unseen | 16 |
| inviso | to look after, go to see | 4 |
| invisus | unseen | 5 |
| invito | to invite, entertain | 23 |
| invitus | unwilling | 4 |
| invius | impassible, inaccessible | 18 |
| invocatio | invocation | 1 |
| invoco | to call upon | 177 |
| involucrum | wrapper, covering | 1 |
| involumentum | covering, wrapping | 1 |
| involvo | to roll up, wrap | 39 |
| invulnerabilis | invulnerable | 1 |
| ipse | he, himself | 2862 |
| ira | anger; Ira | 310 |
| iracundia | anger, wrath | 61 |
| iracundus | irascible, angry | 10 |
| irad | Irad | 2 |
| irascor | to be angry | 178 |
| iris | rainbow | 4 |
| irrationabilis | without reason, irrational | 2 |
| irreligiosus | irreligious, impious | 1 |
| irremediabilis | irremediable, beyond cure | 1 |
| irreprehensibilis | blameless | 11 |
| irretio | to catch, entangle | 2 |
| irreverens | disrespectful, irreverent | 1 |
| irreverentia | irreverence, disrespect | 3 |
| irrevocabilis | irrevocable, irreversible | 1 |