Alphabetic U
| 25 | unadorned | adjective | See |
| 26 | unstoppable | adjective | See |
| 27 | uptick | noun | See |
| 28 | unforgivable | nounverb noun | See |
| 29 | unscrupulous | adjective | See |
| 30 | underling | noun | See |
| 31 | unrest | noun | See |
| 32 | unbecoming | adjective | See |
| 33 | unkempt | adjective | See |
| 34 | uneasy | adjective | See |
| 35 | upgrade | verb | See |
| 36 | uncanny | adjective | See |