| impactful |
| significative(adjective, importance, main, extremely significant) |
| earnest(adjective, dull, quiet, severe, importance) |
| historic(adjective, importance, important, main, extremely significant) |
| vital(adjective, importance, essential, main, extremely significant) |
| explicit(adjective, significant, expressive, telling, eloquent) |
| great(adjective, importance, main, extremely significant) |
| impressive(adjective, moving, importance, main, exciting) |
| portentous(adjective, importance, main, extremely significant) |
| telling(adjective, clear, strong, open, bright) |
| valid(adjective, clear, significant, apt, effective) |
| pointed(adjective, open, sharp, significant, short) |
| big-league(adjective, importance, main, extremely significant) |
| business-minded |
| constitutive(adjective, importance, main, extremely significant) |
| fateful(adjective, tough, severe, importance, important) |
| influential(adjective, importance, powerful, main, effective) |
| inspirational(adjective, moving, touching, exciting, stirring) |
| integral(adjective, importance, main, extremely significant) |
| notable(adjective, great, importance, unusual, important) |