| plunge(noun, drop, decline, decrease, dip) |
| recession(noun, drop, cut, fall, decrease) |
| remission |
| retreat(noun, drop, decrease, wane) |
| shortening(verb, diminishing, decreasing) |
| shrivelling(noun, verb, decrease, depression, reduction) |
| sinking(noun, adjective, drop, decrease, retreat) |
| slack |
| slackening(noun, adjective, drop, decrease, retreat) |
| slump(noun, drop, cut, decline, fall) |
| slumping(adjective, declining, shrinking, fading, lowering) |
| truncating(verb, diminishing, decreasing) |
| weakening(noun, adjective, drop, fall, decrease) |
| wilting(weakening, fading, wearying, flagging) |
| withering(decline, deterioration, reduction, degeneration, shrinkage) |
| worsening(noun, adjective, drop, fall, failure) |
| abate |
| abbreviation(noun, decrease, depression, reduction, recession) |
| at rest |
| atrophying |