- Orientated Adj. Part. Perf. Verb
- Orienteer Subst. Verb
- Originate Verb
- Originate in Verb
- Ornament Subst. Verb Adj.
- Ornate Adj. Verb
- Orphan Subst. Verb Adj. Part. Perf.
- Orphrey Subst. Verb Adj.
- Orthogonalize Verb
- Orthonormalize Verb
- Orthophotograph Subst. Adj. Verb
- Oscillate Verb
- Osculate Verb
- Osmose Verb Subst.
- Ossify Verb
- Ostler Subst. Verb
- Ostracise Verb
- Ostracize Verb Part. Perf.
- Otter Subst. Adj. Verb
- Oubliette Subst. Verb
- Ought Verb
- Ought not Verb
- Oughter Verb
- Oust Verb
- Out Adj. Adv. Präp. Verb Subst.
- Outargue Verb
- Outbalance Verb Subst. Part. Präs. Part. Perf.
- Outbargain Verb
- Outbid Verb
- Outblaze Verb Part. Präs.
- Outbluff Verb
- Outboast Verb
- Outbox Subst. Verb Adj.
- Outbrave Verb
- Outbreak Subst. Adj. Verb
- Outbreathe Verb
- Outbreed Verb
- Outbuild Verb
- Outbuy Verb
- Outcaste Subst. Adj. Verb
- Outclass Verb
- Outcrop Subst. Verb Adj.
- Outcross Subst. Verb Adj.
- Outcry Subst. Verb
- Outdance Verb
- Outdare Verb
- Outdate Verb
- Outdent Subst. Verb
- Outdistance Verb
- Outdo Verb
- Outdodge Verb
- Outdrive Subst. Verb
- Outface Verb
- Outfeed Subst. Verb Adj.
- Outfight Verb
- Outfit Subst. Verb Adj.
- Outflank Verb Part. Perf. Part. Präs.
- Outfling Subst. Verb
- Outflow Subst. Verb Adj.
- Outfly Verb