| lukewarm(adjective, calm, dull, cool, relaxed) |
| merry(adjective, feature, state, trait) |
| moderate(adjective, calm, quiet, cool, reasonable) |
| moony(adjective, dull, quiet, weak, easy) |
| offhand(adjective, calm, cool, mild, careless) |
| placid(adjective, calm, quiet, cool, moderate) |
| resilient(adjective, feature, state, trait) |
| sedate(adjective, calm, quiet, cool, smooth) |
| sluggish(adjective, dull, weak, easy, slow) |
| spirited(adjective, feature, state, trait) |
| sprightly(adjective, feature, state, trait) |
| sunny(adjective, feature, state, trait) |
| thoughtless(adjective, feature, state, trait, lethargic) |
| unemotional(adjective, calm, quiet, cool, moderate) |
| unexcitable(adjective, quiet, cool, moderate, gentle) |
| unexcited(adjective, calm, quiet, cool, moderate) |
| uninvolved(adjective, quiet, indifferent, casual, aloof) |
| unmoved(adjective, calm, quiet, cool, moderate) |
| unpretentious(adjective, simple, easy, honest, informal) |
| unresponsive(adjective, calm, slow, indifferent, restrained) |