- Overtrade Verb Noun
- Overtrain Verb
- Overtravel Noun Verb
- Overtrick Noun Verb
- Overtrump Verb
- Overturn Verb Noun
- Overtype Verb Noun
- Overuse Noun Verb
- Overvalue Verb Noun
- Overview Noun Verb
- Overwash Noun Verb
- Overwater Verb Adj
- Overweary Adj Verb
- Overweigh Verb
- Overwhelm Verb Noun
- Overwind Verb
- Overwinter Verb
- Overwork Noun Verb
- Overwrap Noun Verb
- Overwrite Verb Noun
- Oviposit Verb
- Ovulate Verb
- Owe Verb
- Owe back Verb
- Own Adj Verb
- Own up Verb
- Oxidate Verb
- Oxidise Verb
- Oxidize Verb
- Oxygenate Verb Noun
- Oxygenise Verb
- Oxygenize Verb
- Oyster Noun Verb
- Ozonise Verb
- Ozonize Verb