| cool(stylish, chic, designer) |
| curious(odd, bizarre, outlandish) |
| cutting edge(expression, new, current, advanced, contemporary) |
| deviating(odd, bizarre, outlandish) |
| eccentric(new, exceptional, fantastic, original, odd) |
| else(adjective, new, replacement, additional, other) |
| erratic(odd, bizarre, outlandish) |
| excellent(leading-edge, pioneering, trailblazing) |
| exceptional(new, original, odd, bizarre, pioneering) |
| expedient(new, current, advanced, contemporary, timely) |
| extra(adjective, new, replacement, additional, other) |
| extraordinary(new, exceptional, original, odd, bizarre) |
| extreme(leading-edge, pioneering, trailblazing) |
| far-out(odd, bizarre, outlandish) |
| farther(adjective, new, replacement, additional, other) |
| first(leading-edge, pioneering, trailblazing) |
| firsthand(adjective, fresh, original, novel, innovative) |
| fitting(new, current, advanced, contemporary, timely) |
| foremost(leading-edge, pioneering, trailblazing) |
| forward(leading-edge, pioneering, trailblazing) |