| frustration(back, slow, backward, reverse direction) |
| frustrations(back, slow, backward, reverse direction) |
| 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) |
| remainder(back, slow, backward, reverse direction) |
| retrogressive(back, slow, backward, reverse direction) |
| reversion to type(back, slow, backward, reverse direction) |
| vestige(back, slow, backward, reverse direction) |
| decadence(noun, drop, lapse, deterioration, repetition) |
| declension(noun, drop, lapse, deterioration, repetition) |
| degeneration(noun, drop, lapse, deterioration, repetition) |
| drop(noun, lapse, deterioration, repetition, backsliding) |
| fall(noun, drop, lapse, deterioration, repetition) |
| about-face |
| backing |
| blight |
| declination |