| tractable(adjective, compliant, submissive, docile, deferential) |
| unaffable(adjective, calm, quiet, reasonable, mild) |
| undemonstrative(adjective, calm, quiet, reasonable, mild) |
| under discipline |
| under restraint |
| under thumb |
| under wraps(expression, adjective, calm, quiet, reasonable) |
| unemotional(calm, controlled, self-possessed, unflappable, contained) |
| 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) |
| venerating(adjective, attentive, compliant, submissive, docile) |
| well-behaved submissive(adjective, attentive, compliant, submissive, docile) |
| well-trained(adjective, attentive, compliant, submissive, docile) |
| well in hand(expression, idiom) |
| willing(adjective, compliant, submissive, docile, deferential) |
| withdrawn(adjective, calm, quiet, reasonable, mild) |
| wrapped around finger(expression, adjective, idiom, attentive, compliant) |