| retiring(calm, quiet, reasonable, mild, controlled) |
| self-controlled(adjective, calm, quiet, reasonable, mild) |
| shrinking(adjective, calm, quiet, reasonable, mild) |
| soft(calm, quiet, reasonable, mild, controlled) |
| steady(adjective, calm, quiet, reasonable, mild) |
| subdued(calm, quiet, reasonable, mild, controlled) |
| tasteful(adjective, calm, quiet, reasonable, mild) |
| temperate(calm, quiet, reasonable, mild, controlled) |
| unaffable(adjective, calm, quiet, reasonable, mild) |
| undemonstrative(calm, quiet, reasonable, mild, controlled) |
| under control(expression, adjective, calm, quiet, reasonable) |
| under wraps(expression, adjective, calm, quiet, reasonable) |
| unexcessive(adjective, calm, quiet, reasonable, mild) |
| unexpansive(adjective, calm, quiet, reasonable, mild) |
| unextreme(adjective, calm, quiet, reasonable, mild) |
| unobtrusive(adjective, calm, quiet, reasonable, mild) |
| uptight(adjective, calm, quiet, reasonable, mild) |
| withdrawn(calm, quiet, reasonable, mild, controlled) |
| cork up(verb, expression, close, suppress, silence) |
| freeze to(verb, expression, take, keep, have) |