| retired(adjective, mild, shy, stable, peaceful) |
| sanguine(adjective, strong, easy, solid, certain) |
| secluded(adjective, mild, shy, stable, peaceful) |
| secure(adjective, calm, easy, happy, informal) |
| self-assured(adjective, strong, easy, solid, certain) |
| self-confident(adjective, strong, easy, solid, certain) |
| sequestered(adjective, mild, shy, stable, peaceful) |
| settled(adjective, strong, easy, solid, certain) |
| shoo-in(adjective, strong, easy, solid, certain) |
| stable(adjective, strong, easy, mild, certain) |
| steadfast(adjective, strong, easy, solid, certain) |
| sure thing(expression, adjective, strong, easy, solid) |
| tried and true(expression, adjective, idiom, strong, easy) |
| turned-off |
| unbothered(adjective, happy, relaxed, cheerful, cheery) |
| unconcerned |
| undiscriminating |
| undoubtful(adjective, strong, easy, solid, certain) |
| unexcited(adjective, mild, shy, stable, peaceful) |
| uninterested |