| humdrum(adjective, weak, plain, mild, tasteless) |
| insipid(adjective, weak, plain, mild, tasteless) |
| milk-and-water(adjective, weak, plain, mild, tasteless) |
| monotonous(adjective, weak, plain, mild, tasteless) |
| nerdy(adjective, weak, plain, mild, tasteless) |
| nonirritant(adjective, weak, plain, mild, temperate) |
| plain(adjective, weak, mild, tasteless, insipid) |
| pleasant(adjective, weak, benign) |
| sapless(adjective, weak, plain, mild, tasteless) |
| tame(adjective, weak, plain, mild, tasteless) |
| tasteless(adjective, weak, plain, mild, insipid) |
| tasteless undistinctive(expression, weak, plain, mild, tasteless) |
| tedious(adjective, weak, plain, mild, tasteless) |
| unexciting(adjective, weak, plain, mild, tasteless) |
| uninspiring(adjective, weak, plain, mild, tasteless) |
| uninteresting(adjective, weak, plain, mild, tasteless) |
| unstimulating(adjective, weak, plain, mild, tasteless) |
| vapid(adjective, weak, plain, mild, tasteless) |
| waterish(adjective, weak, plain, mild, tasteless) |
| watery(adjective, weak, plain, mild, tasteless) |