- U.K. Subst. Eigenn. Adj.
- U.S. Subst. Adj. Eigenn.
- UART Subst. Adj.
- Ubangi Subst. Eigenn.
- Uber Subst. Adj. Adv.
- Uberty Subst.
- Ubiety Subst.
- Ubiquinone Subst. Adj.
- Ubiquitarian Adj. Subst.
- Ubiquitariness Subst.
- Ubiquity Subst.
- Ubitron Subst. Eigenn. Adj.
- Uboat Subst.
- Udal Subst. Adj.
- Udder Subst. Adj.
- Udmurt Subst. Adj. Eigenn.
- Udmurtia Subst. Eigenn.
- Udo Subst. Eigenn. Adj.
- Udometer Subst.
- Uey Subst. Verb
- UFO Subst. Adj.
- Ufology Subst.
- Ugandan Adj. Subst.
- Ugaritic Adj. Subst.
- UGC Subst. Eigenn. Adj.
- Ugh Inter. Subst.
- Uglification Subst.
- Uglifier Subst.
- Ugly Adj. Subst. Adv.
- UHF Subst. Adj.
- Uhlan Subst. Adj.
- Uighur Subst. Adj. Eigenn.
- Uintaite Subst. Adj.
- Uitlander Subst. Adj.
- Ukase Subst.
- Uke Subst.
- Ukelele Subst.
- Ukrainian Adj. Subst. Eigenn.
- Ukulele Subst. Adj.
- Ulcer Subst. Adj. Verb
- Ulcerating Part. Präs. Subst.
- Ulceration Subst.
- Ulcerogenic Adj. Subst.
- Ulerythema Subst.
- Ulexite Subst. Adj.
- Ullage Subst. Verb
- Ullmannite Subst. Adj.
- Ulmin Subst. Adj.
- Ulna Subst.
- Ulster Subst. Eigenn. Adj.
- Ultima Subst.
- Ultimacy Subst.
- Ultimate Adj. Subst.
- Ultimateness Subst.
- Ultimatum Subst. Adj.
- Ultimogeniture Subst.
- Ultra Adj. Subst. Adv.
- Ultracentrifugation Subst. Adj.
- Ultracentrifuge Subst. Verb Adj.
- Ultraconnectedness Subst.