| shaky |
| sharp |
| sickly |
| solid(adjective, hard, firm, stiff, tense) |
| solidified(adjective, hard, firm, solid, tense) |
| squeaking |
| starched(adjective, hard, firm, solid, stiff) |
| starchy(adjective, hard, firm, solid, tense) |
| stark(adjective, hard, firm, solid, tense) |
| stony(adjective, hard, firm, solid, stiff) |
| superannuated(adjective, feeble, old, frail, venerable) |
| tacky(adjective, feeble, frail, flimsy, debilitated) |
| taut(adjective, hard, firm, solid, stiff) |
| tense(adjective, hard, firm, solid, stiff) |
| thick(adjective, hard, firm, solid, stiff) |
| thickened(adjective, hard, firm, solid, stiff) |
| threadbare(adjective, feeble, dilapidated, debilitated, deteriorated) |
| tight(adjective, hard, firm, solid, stiff) |
| tired(adjective, feeble, dilapidated, debilitated, deteriorated) |
| tottering(adjective, weakness, feeble, frail, flimsy) |