| suitable(adjective, new, current, advanced, contemporary) |
| timely(adjective, new, suitable, current, advanced) |
| today(adjective, new, current, stylish, up-to-date) |
| topical(adjective, unusual, strange, new, fresh) |
| twenty- first century(expression, adjective, idiom, current, stylish) |
| ultramodern(adjective, unusual, strange, fresh, original) |
| unaccustomed(adjective, unusual, strange, fresh, original) |
| unbeaten |
| uncontaminated(adjective, unusual, strange, fresh, original) |
| unconventional(adjective, new, hot, natural, raw) |
| undeveloped |
| unfamiliar(adjective, unusual, strange, new, fresh) |
| unfledged |
| unknown(adjective, unusual, strange, fresh, original) |
| unlike(adjective, unusual, strange, fresh, original) |
| unprocessed(adjective, new, hot, natural, raw) |
| unseasoned(adjective, unusual, strange, new, hot) |
| unskilled(adjective, unusual, strange, fresh, original) |
| unspoiled(adjective, unusual, strange, fresh, original) |
| untrained(adjective, unusual, strange, fresh, original) |