| abstaining(adjective, calm, quiet, reasonable, sensible) |
| actual(open, honest, true, straightforward, straight) |
| artless(open, honest, true, straightforward, straight) |
| austere(adjective, set, tough, severe, firm) |
| authoritarian(adjective, tough, severe, firm, harsh) |
| bona fide(expression, open, honest, true, straightforward) |
| brusque |
| calm(adjective, cool, sensible, restrained, rational) |
| clear-headed(adjective, calm, quiet, reasonable, sensible) |
| close(adjective, severe, thoughtful, sober, serious) |
| cold(adjective, calm, severe, sensible, dark) |
| cold sober(expression, adjective, calm, dull, quiet) |
| collected(adjective, calm, quiet, cool, reasonable) |
| composed(adjective, calm, quiet, cool, reasonable) |
| constrained(adjective, calm, quiet, reasonable, sensible) |
| cool(adjective, calm, tough, sharp, sensible) |
| curt |
| dead-level(open, honest, true, straightforward, serious) |
| dead set(expression, adjective, tough, severe, firm) |
| deadpan(dull, quiet, heavy, rational, straightforward) |