| untouched(adjective, unusual, strange, fresh, original) |
| untrained(adjective, unusual, strange, fresh, original) |
| untried(adjective, unusual, strange, fresh, original) |
| untrodden(adjective, unusual, strange, fresh, original) |
| unused(adjective, unusual, strange, fresh, original) |
| unusual(adjective, cool, wild, strange, fresh) |
| up(present, new, current, modern, contemporary) |
| up-to-datish |
| voguish(present, new, current, modern, contemporary) |
| with it(expression, present, new, current, modern) |
| youthful(adjective, unusual, strange, fresh, original) |
| ahead of its time |
| all the rage(expression, idiom, advanced, up-to-the-minute, high-tech) |
| basic |
| breakthrough(leading-edge, pioneering, trailblazing) |
| contemporaneous |
| cutting edge(expression, advanced, up-to-the-minute, high-tech) |
| excellent(unusual, leading-edge, unconventional, bizarre, pioneering) |
| exceptional(leading-edge, pioneering, trailblazing) |
| exhaustive |