| decline(noun, drop, fall, decrease, deterioration) |
| enfeebling(verb, adjective, disabling, enfeebling) |
| diminution(noun, drop, fall, decrease, retreat) |
| lessening(noun, adjective, drop, decline, fall) |
| enervating |
| debilitating(verb, adjective, enfeebling) |
| decay(noun, drop, decline, fall, decrease) |
| deterioration(noun, drop, decline, fall, damage) |
| fading(noun, verb, adjective, decrease, reduction) |
| softening(verb, adjective, declining, shrinking, lowering) |
| undermining(noun, verb, deterioration, disabling) |
| deadening(verb, adjective, disabling) |
| debilitative |
| decrease(noun, drop, fall, retreat, wane) |
| degeneration(noun, drop, decline, fall, decrease) |
| failing(noun, verb, adjective, drop, fall) |
| reduction(noun, decrease) |
| sapping(verb, disabling) |
| waning(noun, verb, adjective, drop, decline) |
| abatement(noun, drop, fall, decrease, retreat) |