| OK |
| Eh |
| Meh |
| Fine |
| Iffy |
| Okay |
| Fair |
| Ho-hum |
| Medium |
| Not bad |
| Humdrum |
| Average |
| Only OK |
| Middling |
| Mediocre |
| C-worthy |
| Ordinary |
| Adequate |
| Blah ... |
| Passable |
| Lukewarm |
| Just O.K. |
| Just okay |
| Just fine |
| Extremely |
| Just fair |
| Tolerable |
| Tolerably |
| Worth a C |
| Acceptable |
| All right! |
| Lackluster |
| Not so hot |
| Unexciting |
| Pedestrian |
| Indifferent |
| Not too hot |
| Unremarkable |
| Just passing |
| Just average |
| Just adequate |
| Unexceptional |
| Sandy's sound |
| Not very good |
| Could be worse |
| Garden-variety |
| Lacking pizazz |
| Undistinguished |
| Could be better |
| No great shakes |
| Run-of-the-mill |
| Nothing special |
| Not outstanding |
| Eliciting a "meh |
| Hardly thrilling |
| I've been better |
| Fair to middling |
| Less than stellar |
| Far from exciting |
| Far from fantastic |
| Comme ci, comme ça |
| Neither good nor bad |
| Nothing to brag about |
| Nothing to write home about |
| Leaving something to be desired |