- Unstopper Noun Verb
- Unstore Verb
- Unstow Verb
- Unstrap Verb
- Unstress Verb Noun
- Unstrike Verb
- Unstring Verb
- Unsub Noun Verb
- Unsubscribe Verb Noun
- Unswathe Verb
- Unsweep Verb
- Untaint Verb
- Untangle Verb
- Untape Verb
- Untarnish Verb
- Unteach Verb
- Untell Verb
- Untenant Verb
- Untether Verb Past Participle
- Unthatch Verb Past Participle
- Unthink Verb Pres. Participle Past Participle
- Unthread Verb
- Unthrone Verb
- Untidy Adj Verb
- Untie Verb
- Untighten Verb
- Untread Verb Past Participle
- Untruss Verb Past Participle
- Untuck Verb
- Untune Verb
- Untutor Verb
- Untwine Verb
- Untwist Verb
- Unutter Verb Past Participle
- Unvanquish Verb Past Participle
- Unvarnish Verb
- Unvary Verb
- Unveil Verb
- Unvoice Verb
- Unvote Verb Noun
- Unwater Verb
- Unweary Adj Verb
- Unweave Verb
- Unwind Verb Noun
- Unwire Verb Past Participle
- Unwish Noun Verb
- Unwrap Verb Noun
- Unwring Verb Past Participle
- Unwrinkle Verb
- Unyoke Verb Noun
- Unzip Verb
- Up Prep Adj Noun Verb Adv
- Upbear Verb
- Upbraid Verb
- Upbuild Verb
- Upcast Noun Verb Past Participle
- Upchuck Verb Noun
- Upclimb Verb Noun
- Update Noun Verb Adj
- Updraw Verb