| behindhand(adjective, adverb, dull, low, slow) |
| ignorant(adjective, simple, knowledge, slow, rude) |
| loath(adjective, slow, modest, humble, shy) |
| regressive(adjective, regressive) |
| retiring(adjective, quiet, weak, base, restraint) |
| retrograde(noun, adjective, precede, reverting) |
| underdeveloped(adjective, dull, poor, slow, half-baked) |
| unwilling(adjective, slow, uncertain, modest, humble) |
| about(adverb, approach, direction, precede) |
| averse(adjective, slow, modest, humble, shy) |
| demure(adjective, quiet, restraint, modest, humble) |
| in reverse(expression, adjective, idiom, adverb, back) |
| reverse(adjective, end, back, last, stern) |
| reversed(adjective, inverted) |
| simple(adjective, dull, quiet, ability, slow) |
| to the rear(expression, adjective, idiom, adverb, back) |
| astern(adjective, adverb, end, back, last) |
| cowardly(weak, spineless, gutless) |
| coy(adjective, quiet, restraint, modest, humble) |
| delayed(adjective, adverb, dull, low, slow) |