| cold-blooded(adjective, tough, rational, straightforward, sober) |
| common(adjective, reasonable, sensible, sober, practical) |
| commonsense(adjective, hard, sound, reasonable, sensible) |
| cool |
| deadpan(adjective, tough, rational, straightforward, sober) |
| dispassionate |
| down to earth(expression, idiom) |
| dry(adjective, tough, rational, straightforward, sober) |
| dull(adjective, tough, rational, straightforward, sober) |
| easy(adjective, reasonable, sensible, sober, practical) |
| emotionless(adjective, tough, rational, straightforward, sober) |
| factual(adjective, tough, true, rational, straightforward) |
| feasible(adjective, tough, rational, straightforward, sober) |
| frigid |
| grim |
| hardboiled(adjective, reasonable, firm, sensible, sober) |
| impassive(adjective, tough, rational, straightforward, sober) |
| impersonal(adjective, tough, rational, straightforward, sober) |
| implacable |
| indifferent |