Nounfool; idiot · dotage; senility; dementia · touched in the head (from); out of it (from); feeling sluggish (from); not yet up to par (after)

Noundementia · stupidity; foolishness; fool; idiot

Nounbeing taken aback; state of shock; dumbfoundedness

Ichidan verb, Intransitive verbto 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)

Ichidan verb, Intransitive verbto be amazed; to be shocked; to be astonished; to be astounded; to be disgusted; to be exasperated; to be fed up