| inadequate(adjective, weak, poor, nasty, unpleasant) |
| indisposed(adjective, weak, ill, sick, feeble) |
| laid low(expression, adjective, weak, inadequate, sick) |
| not up to snuff(expression, offensive, improper, distasteful, intolerable) |
| rotten(adjective, bad, weak, poor, nasty) |
| unhealthy(adjective, adverb, bad, weak, poor) |
| below standard(expression, adjective, poor, inferior, inadequate) |
| debilitated(adjective, bad, weak, ill, inadequate) |
| diseased(weak, thin, ill, sick, feeble) |
| faint(weak, thin, ill, feeble, pale) |
| feeble(adjective, bad, weak, poor, thin) |
| feeling awful(expression, weak, sick, feeble, unwell) |
| lacking(adjective, weak, poor, miserable, inferior) |
| lousy(offensive, inferior, ill, improper, distasteful) |
| mediocre(adjective, weak, poor, miserable, inferior) |
| off-color(adjective, weak, thin, ill, feeble) |
| peaked(adjective, sick, shabby, desolate, infirm) |
| rocky(adjective, bad, weak, thin, ill) |
| ropy |
| run-down(adjective, weak, shape, ill, sick) |