Word

呆ける

惚ける、耄ける
v1
vi
ぼける、ほうける、ボケる
to grow senile; to be childish with age; to be mentally slow; to be befuddled; to play stupid; to say something stupid (oft. on purpose; esp. as part of a comedic routine); to become engrossed (in something)
Word

老いぼれる

老い耄れる
v1
vi
おいぼれる
to become decrepit; to become senile
Word

老い耄れ

老いぼれ
おいぼれ
dotage; feeble-minded old man; senile old fool; dodderer
Word

耄碌

もうろく
senility; second childhood
Word

病み耄ける

v1
vi
やみほおける、やみほうける
to become wasted by illness