| general(adjective, simple, moderate, natural, usual) |
| habitual(adjective, simple, ordinary, familiar, natural) |
| hackneyed(adjective, mean, simple, poor, low) |
| hep(pleasant, fair, agreeable, suitable, adequate) |
| hip(pleasant, fair, agreeable, suitable, adequate) |
| homely(adjective, simple, ordinary, familiar, natural) |
| humdrum(adjective, dull, simple, moderate, ordinary) |
| hunky-dory(good, pleasant, fair, agreeable, suitable) |
| immaterial |
| impartial(adjective, reasonable, sensible, restrained, modest) |
| in the swim(expression, idiom, pleasant, fair, agreeable) |
| inappreciable |
| inert |
| inferior |
| informal(adjective, simple, ordinary, familiar, natural) |
| insignificant |
| insipid |
| intermediate(adjective, dull, reasonable, moderate, sensible) |
| just(adjective, acceptable, adequate, satisfactory, sufficient) |
| kosher(pleasant, fair, agreeable, suitable, adequate) |