| decline in quality(noun, expression, idiom) |
| declivity(noun, drop, fall, falloff, falling-off) |
| degenerateness |
| discouragement(back, slow, backward, reverse direction) |
| discouragements(back, slow, backward, reverse direction) |
| dislocation(noun, decline, decay, degeneration, weakening) |
| error(back, slow, backward, reverse direction) |
| fault(back, slow, backward, reverse direction) |
| frustrations(back, slow, backward, reverse direction) |
| injury(noun, hurt, damage, blow, harm) |
| life form(back, slow, backward, reverse direction) |
| living thing(back, slow, backward, reverse direction) |
| mistake(back, slow, backward, reverse direction) |
| organism(back, slow, backward, reverse direction) |
| oversight(back, slow, backward, reverse direction) |
| reaction(back, slow, backward, reverse direction) |
| recrudescence(back, slow, backward, reverse direction) |
| reentry(back, slow, backward, reverse direction) |
| remainder(back, slow, backward, reverse direction) |
| restoration(back, slow, backward, reverse direction) |