| poorly(adjective, adverb, mean, weak, ill) |
| slack(adjective, weak, loose, lifeless, sloppy) |
| slender(adjective, light, weak, slight, thin) |
| spiritless(adjective, dull, weak, kind, soft) |
| subpar(adjective, weak, poor, miserable, inferior) |
| unclear(adjective, weak, pale, faded) |
| blurred(adjective, weak, pale, faded) |
| colorless(adjective, dull, light, weak, soft) |
| coward |
| disabled(adjective, impotent) |
| faint-hearted(weak, nervous, shy, fearful, pathetic) |
| faltering(adjective, dull, weak, soft, gentle) |
| frangible(adjective, weak, delicate, infirm, flimsy) |
| gutless(adjective, weak, inadequate, incompetent, inept) |
| incapable(adjective, weak, poor, short, inadequate) |
| insipid(adjective, calm, dull, light, weak) |
| irresolute(adjective, weak, gentle, delicate, uncertain) |
| meagre |
| peaked(adjective, mean, weak, thin, sick) |
| peaky(adjective, weak, thin, ill, sick) |