Latin to English Translation
| obdormio, obdormire, obdormivi | fall asleep |
| obeo, obire, obii | meet, go to meet |
| obesus, obesa, obesum | fat |
| obicio, obicere, obieci, obiectus | present |
| oblitus, oblita, oblitum | having forgotten |
| obscurus, obscura, obscurum | dark, gloomy |
| obstinatus, obstinata, obstinatum | stubborn |
| obsto, obstare, obstiti | obstruct, block the way |
| obstupefacio, obstupefacere, obstupefeci, obstupefactus | amaze, stun |
| obtuli | see offero |
| obviam eo, obviam ire, obviam ii | meet, go to meet |
| occasio, occasionis, f. | opportunity |
| occido, occidere, occidi, occisus | kill |
| occido, occidere, occidi | set |
| occupatus, occupata, occupatum | busy |
| occupo, occupare, occupavi, occupatus | seize, take over |
| occurro, occurrere, occurri | meet |
| octavus, octava, octavum | eighth |
| octo | eight |
| octoginta | eighty |
| oculus, oculi, m. | eye |
| odi | I hate |
| odio sum, odio esse | be hateful |
| offero, offerre, obtuli, oblatus | offer |
| officium, officii, n. | duty |
| officium agere | do one's duty |
| oleum, olei, n. | oil |
| olim | once, some time ago |
| omen, ominis, n. | omen (sign from the gods) |
| omitto, omittere, omisi, omissus | drop, leave out, omit |
| omnino | completely |
| omnis, omne | all |
| omnia | all, everything |
| opes, opum, f. pl. | money, wealth |
| oportet, oportere, oportuit | be right |
| me oportet | I must |
| oppidum, oppidi, n. | town |
| opprimo, opprimere, oppressi, oppressus | crush |
| oppugno, oppugnare, oppugnavi, oppugnatus | attack |
| optime | see bene |
| optimus | see bonus |
| optio, optionis, m. | optio (military officer ranking below centurion) |
| opus, operis, n. | work, construction |
| oratio, orationis, f. | speech |
| orbis, orbis, m. | globe |
| orbis terrarum | would |
| ordo, ordinis, m. | row, line |
| orior, oriri, ortus sum | rise |
| ornamentum, ornamenti, n. | ornament, decoration |
| ornamenta praetoria | the honorary, rank and privileges of a praetor |
| ornatus, ornata, ornatum | decorated, elaborately furnished |
| orno, ornare, ornavi, ornatus | decorate |
| oro, orare, oravi | beg |
| ortus | see orior |
| os, oris, n. | face |
| osculum, osculi, n. | kiss |
| ostendo, ostendere, stendi, ostentus | show |
| ostento, ostenatare, ostentavi, ostentatus | show off, display |
| otiosus, otiosa, otiosum | at leisure, with time off, idle, on vacation |
