| historic(momentous, milestone, landmark) |
| hot(new, current, latest) |
| hungry(adjective, resourceful, ingenious, inventive, imaginative) |
| hustling(adjective, resourceful, ingenious, inventive, imaginative) |
| idiosyncratic |
| in-thing(new, current, latest) |
| in fashion(expression, new, current, latest) |
| in vogue(expression, new, current, novel, latest) |
| industrious(adjective, resourceful, ingenious, inventive, imaginative) |
| inexperienced(adjective, fresh, original, radical, novel) |
| influential |
| interesting |
| intrepid(adjective, resourceful, ingenious, inventive, imaginative) |
| investigational |
| itching(adjective, resourceful, ingenious, inventive, imaginative) |
| late(adjective, fresh, original, radical, novel) |
| later |
| lead(new, modern, pioneering, trailblazing, cutting-edge) |
| leading(leading-edge, pioneering, influential, trailblazing) |
| left(radical, groundbreaking, world-shattering) |