| inapt(adjective, dull, flat, slow, suitable) |
| unfit(adjective, dull, flat, appropriate, slow) |
| ill-suited(adjective, dull, flat, slow, awkward) |
| improper(adjective, dull, flat, slow, awkward) |
| inapplicable(adjective, inadequate, useless, inappropriate, unhealthy) |
| inappropriate(adjective, dull, flat, slow, awkward) |
| infelicitous(adjective, dull, flat, slow, awkward) |
| out of place(expression, adjective, idiom, inadequate, useless) |
| unbecoming(adjective, inadequate, useless, inappropriate, unhealthy) |
| unsuitable(adjective, dull, flat, slow, awkward) |
| unsuited(dull, flat, slow, inadequate, useless) |
| below par(expression, adjective, inadequate, useless, inappropriate) |
| debilitated(adjective, inadequate, useless, inappropriate, unhealthy) |
| decrepit(adjective, inadequate, useless, inappropriate, unhealthy) |
| discordant(adjective, inadequate, useless, inappropriate, unhealthy) |
| down(adjective, inadequate, useless, inappropriate, unhealthy) |
| dragging(inadequate, inappropriate, unhealthy, unsuitable, unlikely) |
| feeble(inadequate, inappropriate, unhealthy, unsuitable, unlikely) |
| flimsy(adjective, inadequate, useless, inappropriate, unhealthy) |
| ill-equipped(adjective, inadequate, useless, inappropriate, unhealthy) |