| Word | Meaning | Occurrences |
|---|---|---|
| festinato | quickly, hastily | 7 |
| festino | to hurry, hasten | 88 |
| festinus | in haste, hurrying | 14 |
| festivitas | festivity, festival | 16 |
| festuca | stalk, straw | 12 |
| festum | festival, feast | 5 |
| festus | solemn, festive | 88 |
| fibula | buckle, clasp | 5 |
| ficarius | pertaining to figs | 1 |
| ficetum | fig orchard | 2 |
| fictilis | made of clay, earthen | 21 |
| fictio | pretence, insincerity | 3 |
| fictor | maker, shaper | 7 |
| fictus | feigned, pretended | 9 |
| ficulnea | fig tree | 12 |
| ficus | fig, fig tree | 65 |
| fidejussor | guarantor, surety | 2 |
| fidelis | faithful, believing | 205 |
| fideliter | faithfully | 11 |
| fidens | trusting, confident | 5 |
| fides | trust, faith | 548 |
| fiducia | trust, confidence | 90 |
| fiducialiter | confidently | 15 |
| figmentum | formation, figure | 7 |
| figo | to fix, fasten | 46 |
| figulus | potter | 26 |
| figura | form, shape | 19 |
| figuro | to form, shape | 5 |
| filia | daughter | 621 |
| filiolus | little son | 22 |
| filius | son | 5791 |
| filum | thread | 4 |
| fimbria | fringe, edge | 14 |
| fimus | dung, muck | 7 |
| findo | to split, separate | 2 |
| fingo | to make, fashion | 25 |
| finio | to limit, to finish | 27 |
| finis | end, limit | 395 |
| finitimus | adjoining, neighboring | 3 |
| finitio | limit, boundary | 1 |
| fio | to be made, be done | 706 |
| firmamentum | support, firmament | 42 |
| firme | firmly, steadily | 1 |
| firmitas | firmness, strength | 5 |
| firmiter | steadfastly, immovably | 1 |
| firmo | to fix, secure | 47 |
| firmus | firm, strong | 50 |
| fiscella | small woven basket | 2 |
| fiscus | woven basket, purse | 1 |
| fistula | tube, pipe | 7 |
| fixura | fastening, imprint | 2 |
| flacceo | to be flabby, to droop | 1 |
| flagello | to whip, scourge | 34 |
| flagellum | whip, scourge | 31 |
| flagitiosus | shameful, disgraceful | 1 |
| flagitium | shameful act, crime | 3 |
| flagro | to flame, blaze | 1 |
| flagrum | whip, scourge | 1 |
| flamma | flame | 71 |
| flammeus | flaming, fiery | 1 |
| flammo | to kindle, inflame | 1 |
| flatus | blowing, breath | 10 |
| flavesco | to become golden yellow | 1 |
| flavus | golden yellow, reddish yellow | 2 |
| flebilis | to be wept over, lamentable | 1 |
| flecto | to bend, bow | 28 |
| fleo | to weep | 149 |
| fletus | weeping | 52 |
| flexura | bending, turning | 2 |
| flo | to blow | 22 |
| florens | blooming, flowering | 1 |
| floreo | to blossom, flower | 20 |
| floridus | in bloom, flowering | 2 |
| flos | flower | 31 |
| fluctuatio | wavering, vacillation | 2 |
| fluctuo | to fluctuate, waver | 5 |
| fluctus | wave | 40 |
| fluentum | running water, stream | 7 |
| flumen | stream, river | 163 |
| fluo | to flow | 51 |