| race(noun, type, kind, group, strain) |
| recession(noun, drop, fall, back, return) |
| retrogradation(back, return, slow, deterioration, backward) |
| retrogression(drop, decline, back, return, slow) |
| ascent(noun, rise, level, incline, slant) |
| declination(noun, drop, decline, fall, down) |
| Fall |
| backset(back, return, slow, backward, reverse direction) |
| backsliding(drop, fall, back, return, slow) |
| backward motion(back, return, slow, backward, reverse direction) |
| check(back, return, slow, backward, reverse direction) |
| gradient(noun, drop, fall, rise, level) |
| recurrence(back, return, slow, backward, reverse direction) |
| refluence(back, return, slow, backward, reverse direction) |
| relapse(drop, fall, back, return, slow) |
| retrocession(back, return, slow, backward, reverse direction) |
| reversal(back, return, slow, backward, reverse direction) |
| reverse of fortune(expression, idiom, back, return, slow) |
| severe check(back, return, slow, backward, reverse direction) |
| sternway(back, return, slow, backward, reverse direction) |