| callous(adjective, cool, detached, blank, aloof) |
| candid(adjective, calm, detached, sober, unfeeling) |
| chill(adjective, detached, impassive, unresponsive, insensitive) |
| civil(adjective, quiet, cool, moderate, gentle) |
| cold-fish(adjective, calm, detached, sober, unfeeling) |
| coldhearted(adjective, detached, impassive, unresponsive, insensitive) |
| comforting(adjective, calm, quiet, easy, mild) |
| comfy |
| complacent(adjective, calm, cool, steady, easygoing) |
| constant(adjective, calm, smooth, steady, temperate) |
| cool as cucumber(expression, adjective, idiom, calm, quiet) |
| cool cat(expression, adjective, calm, detached, sober) |
| cool headed |
| disimpassioned(adjective, calm, cool, steady, composed) |
| disinterested(adjective, calm, dull, quiet, cool) |
| dry(adjective, calm, dull, cool, blank) |
| easy going |
| emotionless(adjective, calm, dull, cool, flat) |
| enduring |
| equanimous(adjective, calm, cool, steady, peaceful) |