| A | B |
| inimicus | inimici, m enemy |
| inquit | he/she says, he/she said |
| insula | insulae, f island, block of flats |
| intellego | intellegere, intellexi, intellectus understand, realise |
| inter | + acc among, between |
| interea | meanwhile |
| interficio | interficere, interfeci, interfectus kill |
| intro | intrare, intravi, intratus enter |
| invenio | invenire, inveni, inventus find |
| invito | invitare, invitavi, invitatus invite |
| ipse | ipsa, ipsum himself, herself, itself, themselves |
| ira | irae, f anger |
| iratus | irata, iratum angry |
| is | ea, id this, that, he, she, it, them |
| ita | in this way, to such an extent, so |
| itaque | and so, therefore |
| iter | itineris, n journey |
| iterum | again |
| iubeo | iubere, iussi, iussus order |
| iuvenis | iuvenis, m young man |
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