| insipid(adjective, good, dull, light, weak) |
| indecisive(adjective, dull, open, weak, uncertain) |
| bland(adjective, good, dull, weak, excite) |
| weak(adjective, dull, quiet, light, soft) |
| irresolute(adjective, dull, open, weak, uncertain) |
| vapid(adjective, good, dull, weak, flat) |
| flat(adjective, dull, weak, plain, mild) |
| namby-pamby(adjective, good, dull, excite, bland) |
| vacillating(adjective, dull, weak, uncertain, unstable) |
| watery(adjective, good, dull, light, weak) |
| wavering(adjective, dull, open, weak, uncertain) |
| tasteless(adjective, dull, weak, plain, mild) |
| thin(adjective, dull, light, weak, soft) |
| uncertain(adjective, open, weak, unstable, doubtful) |
| feeble(adjective, dull, light, weak, soft) |
| hesitant(adjective, open, weak, uncertain, unstable) |
| jejune(adjective, good, dull, excite, bland) |
| undecided(adjective, open, weak, uncertain, definite) |
| unstable(adjective, weak, uncertain, doubtful, hesitant) |
| ambivalent(adjective, irresolute) |