Senility
Senile Decay
noun, verbal noun, の adjective
ろうすい
漏水 (ろうすい) Water Leakage
老衰 (ろうすい) Senility, Senile Decay
老朽 (ろうきゅう) Decrepit, Overage, Obsolete, Too Old
Senility 老衰 often implies "Water Leakage" 漏水