| uncontaminated(adjective, unusual, strange, fresh, original) |
| unfashionable |
| unheard of(verb, expression, phrasal verb, odd, bizarre) |
| unknown(adjective, unusual, strange, fresh, original) |
| unlike(adjective, unusual, strange, fresh, original) |
| unorthodox |
| unprocessed(adjective, new, hot, natural, raw) |
| unseasoned(adjective, unusual, strange, new, wonderful) |
| unskilled(adjective, unusual, strange, fresh, original) |
| unspoiled(adjective, unusual, strange, fresh, original) |
| untouched(adjective, unusual, strange, new, hot) |
| untrained(adjective, unusual, strange, fresh, original) |
| untried(adjective, unusual, strange, fresh, original) |
| untrodden(adjective, unusual, strange, fresh, original) |
| unused(adjective, unusual, strange, fresh, original) |
| unworn |
| up(present, new, current, modern, advanced) |
| up to date |
| upscale(adjective, smart, new, hot, elegant) |
| usual(adjective, smart, new, hot, elegant) |