| serious(adjective, calm, dull, quiet, cool) |
| grave(adjective, calm, dull, quiet, cool) |
| sober(adjective, calm, dull, quiet, cool) |
| dignified(adjective, calm, dull, quiet, cool) |
| grand(adjective, importance, valuable, size, main) |
| earnest(adjective, calm, dull, quiet, cool) |
| sedate(adjective, calm, dull, quiet, cool) |
| staid(adjective, calm, dull, quiet, set) |
| formal(adjective, severe, property, established, impressive) |
| stately(adjective, calm, cool, proper, noble) |
| ceremonial(adjective, property, proper, impressive, ritual) |
| impressive(adjective, importance, valuable, size, main) |
| somber(adjective, calm, dull, quiet, cool) |
| weighty(adjective, dull, quiet, severe, honest) |
| grim(adjective, sorrow, depress, sadness, emotion) |
| momentous(adjective, importance, valuable, main, notable) |
| sombre(adjective, characteristic) |
| ceremonious(adjective, property, impressive, ritual, formal) |
| portentous(adjective, quiet, great, excellent, importance) |
| sacred(adjective, religion, piety, repute, blessed) |