- Unhumanize Verb
- Unhusk Verb Past Participle Pres. Participle
- Unhyphenate Verb
- Unicast Noun Verb Adj
- Unicycle Noun Verb Adj
- Unified Past Participle Verb
- Uniform Adj Noun Verb
- Uniformize Verb
- Unify Verb
- Unimpress Verb
- Unincumber Verb Past Participle
- Uninitialize Verb
- Uninitialized Adj Verb
- Uninstall Verb Noun
- Uninterest Noun Verb
- Uninvest Verb Past Participle
- Unionise Verb
- Unionize Verb
- Uniquify Verb
- Unite Verb Noun
- Unite around Verb
- Unitise Verb
- Unitize Verb
- Universalise Verb
- Universalize Verb
- Unjoin Verb
- Unjoint Verb
- Unjumble Verb
- Unkennel Verb Past Participle
- Unking Noun Verb
- Unkiss Verb
- Unknit Verb Past Participle
- Unknot Verb Noun
- Unlabel Verb
- Unlabeled Adj Verb
- Unlace Verb
- Unlade Verb
- Unland Verb
- Unlash Verb
- Unlatch Verb Past Participle
- Unlay Verb Past Participle
- Unlearn Verb
- Unleash Verb
- Unlet Adj Verb
- Unletter Verb
- Unlevel Adj Verb
- Unlimber Verb Adj
- Unlink Verb Noun
- Unlist Verb
- Unlive Verb Past Participle Pres. Participle
- Unload Verb
- Unlock Verb Noun
- Unloose Verb Past Participle
- Unloosen Verb
- Unmake Verb
- Unman Verb Past Participle
- Unmark Verb
- Unmarry Verb
- Unmask Verb
- Unmaster Verb