Here is a list of irregular verbs beginning with O.
| Base Form | Past Form | Past Participle |
|---|
| offset | offset | offset |
| outbid | outbid | outbidden |
| outbid | outbid |
| outdo | outdid | outdone |
| outgrow | outgrew | outgrown |
| output | output | output |
| outputted | outputted |
| outrun | outran | outrun |
| outsell | outsold | outsold |
| outshine | outshone | outshone |
| overbid | overbid | overbidden |
| overbid | overbid |
| overcome | overcame | overcome |
| overdo | overdid | overdone |
| overdraw | overdrew | overdrawn |
| overeat | overate | overeaten |
| overfly | overflew | overflown |
| overhear | overheard | overheard |
| overlay | overlaid | overlaid |
| overlie | overlay | overlain |
| overpay | overpaid | overpaid |
| override | overrode | overridden |
| overrun | overran | overrun |
| oversee | oversaw | overseen |
| oversell | oversold | oversold |
| overshoot | overshot | overshot |
| oversleep | overslept | overslept |
| overspend | overspent | overspent |
| overtake | overtook | overtaken |
| overthrow | overthrew | overthrown |
| overwrite | overwrote | overwritten |
