| important(adjective, outstanding, significant, substantial, valuable) |
| big(significant, substantial, valuable, vital, imperative) |
| big-league(great, heavy, significant, vital, imperative) |
| big-time(great, heavy, outstanding, eminent, influential) |
| chief(great, big, heavy, significant, substantial) |
| considerable(big, significant, substantial, valuable, vital) |
| conspicuous(significant, vital, imperative) |
| critical(great, big, heavy, significant, substantial) |
| crucial(great, big, heavy, significant, substantial) |
| decisive(big, significant, substantial, valuable, vital) |
| determining(big, significant, substantial, valuable, vital) |
| earnest(big, significant, substantial, valuable, vital) |
| essential(big, significant, substantial, valuable, vital) |
| esteemed(outstanding, significant, vital, eminent, influential) |
| exceptional(great, big, heavy, significant, substantial) |
| exigent(big, significant, substantial, valuable, vital) |
| extensive(big, significant, substantial, valuable, vital) |
| far-reaching(big, important, significant, substantial, valuable) |
| foremost(outstanding, significant, vital, eminent, influential) |
| four-star(great, heavy, outstanding, eminent, influential) |