| shy(adjective, quiet, cool, cold, restrained) |
| introspective(adjective, characteristic, quality, experience, aloof) |
| retiring(adjective, quiet, cool, cold, restrained) |
| subjective(adjective, characteristic, quality, experience, emotional) |
| diffident(adjective, feel doubt) |
| inner-directed(adjective, characteristic, quality, experience, analysis) |
| timid(adjective, cool, cold, modest, sensitive) |
| withdrawn(adjective, quiet, cool, cold, unfriendly) |
| timorous(adjective, quiet, restrained, shy, thoughtful) |
| bashful(adjective, modest, humble, shy, hesitant) |
| contemplative(adjective, characteristic, quality, experience, analysis) |
| reserved(adjective, quiet, cool, cold, modest) |
| self-examining(adjective, characteristic, quality, experience, analysis) |
| introversive |
| introvert(adjective, quiet, modest, nervous, humble) |
| modest(adjective, humble, shy, hesitant, reticent) |
| unforthcoming(adjective, quiet, cool, cold, restrained) |
| inhibited(adjective, feel doubt) |
| aloof(adjective, quiet, superior, shy, unfriendly) |
| antisocial(adjective, company, shy, unfriendly, reserved) |