suijaku
1. weakness; debility
★ Common
Noun
#29461
decline, wane, weaken
1. weakness; debility
1. senility; senile decay
1. neurasthenia; nervous breakdown
2. concentration; memory
1. even the prosperous inevitably decay; sic transit gloria mundi
1. decline; decay
1. ups and downs of life; vicissitudes of fortune
1. phase of decline; ebb
1. to become emaciated; to waste away
1. attenuator
1. attenuation coefficient