| reserved(adjective, cool, unfriendly, blank, aloof) |
| resigned(quiet, gentle, humble, subdued, submissive) |
| slow(adjective, dull, weak, easy, relaxed) |
| stiff(adjective, dull, hard, careless, indifferent) |
| stodgy(adjective, dull, flat, excite, stupid) |
| supine(adjective, dull, weak, easy, slow) |
| tepid(adjective, dull, warm, indifferent, boring) |
| undemonstrative(adjective, cool, unfriendly, aloof, distant) |
| unhappy(adjective, blue, happy, sad, miserable) |
| uninterested(adjective, dull, weak, easy, slow) |
| unmotivated |
| unmoved(adjective, cool, sad, indifferent, depressed) |
| unsusceptible(adjective, hard, careless, indifferent, cruel) |
| unsympathetic(adjective, dull, quiet, hard, cool) |
| vulnerable |
| wishy-washy(adjective, dull, quiet, weak, gentle) |
| acquiescent(adjective, quiet, gentle, humble, subdued) |
| bland(adjective, calm, dull, weak, kind) |
| bleak(adjective, sad, unhappy, miserable, hopeless) |
| broken(adjective, depressed) |