Word

早発性痴呆症

そうはつせいちほうしょう
schizophrenia
Word

阿呆臭い

あほくさい、あほうくさい
ridiculous; stupid; laughable
Word

痴呆症

ちほうしょう
dementia
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

呆れ果てる

v1
vi
あきれはてる
to be flabbergasted; to be dumbfounded
Word

呆れ顔

あきれ顔
あきれがお
amazed or stunned expression
Word

呆気

あっ気、飽気
あっけ
taken aback; dumbfounded
Word

呆気ない

あっけない
not enough; too quick (short, long, etc.)
Word

呆然

茫然、惘然
ぼうぜん、ボーゼン、もうぜん
dumbfounded; overcome with surprise; in blank amazement; in a daze
Word

老人性痴呆

ろうじんせいちほう
senile dementia