| exceptional(adjective, bad, great, excellent, superior) |
| momentous(adjective, bad, great, excellent, extraordinary) |
| chief(adjective, bad, great, excellent) |
| considerable(significant, substantial, valuable, vital) |
| conspicuous(adjective, great, wonderful, exceptional) |
| critical(great, extraordinary, significant, substantial) |
| crucial(great, extraordinary, significant, substantial) |
| decisive(great, extraordinary, significant, substantial) |
| determining(significant, substantial, valuable, vital) |
| earnest(significant, substantial, valuable, vital) |
| essential(adjective, significant, substantial, valuable) |
| exigent(significant, substantial, valuable, vital) |
| extensive(significant, substantial, valuable, vital) |
| far-reaching(significant, substantial, valuable, vital) |
| front-page(significant, substantial, valuable, vital) |
| heavy(great, extraordinary, significant, substantial) |
| imperative(significant, substantial, valuable, vital) |
| importunate(significant, substantial, valuable, vital) |
| large(significant, substantial, valuable, vital) |
| marked(adjective, great, wonderful, exceptional) |