| consequential(adjective, importance, valuable, main, notable) |
| decisive(adjective, firm, determined, serious, resolute) |
| fixed(adjective, firm, determined, careful, thoughtful) |
| material(adjective, importance, valuable, main, notable) |
| momentous(adjective, importance, valuable, main, notable) |
| persevering(adjective, strong, tough, keen, firm) |
| persistent(adjective, strong, tough, firm, deliberate) |
| planned(adjective, deliberate, determined, careful, thoughtful) |
| premeditated(adjective, deliberate, determined, careful, thoughtful) |
| relevant(adjective, importance, main, expressive, meaningful) |
| significant(adjective, importance, valuable, main, notable) |
| substantial(adjective, importance, valuable, main, notable) |
| weighty(adjective, importance, valuable, main, notable) |
| dogged(adjective, feature, characteristic, strong, tough) |
| big-league(adjective, importance, valuable, main, notable) |
| big shot(adjective, importance, valuable, main, notable) |
| bigwig(adjective, importance, valuable, main, notable) |
| challenging(adjective, importance, valuable, main, notable) |
| considered(adjective, deliberate, careful, thoughtful, cautious) |
| constitutive(adjective, importance, valuable, main, notable) |