痴 - stupid, foolish

molester; groper; masher; pervert

dementia

(person with) no sense of direction; poor sense of locality

idle complaint; grumble

tone deafness; amusia; having no ear for music

senile dementia

dull-witted

lovers' quarrel

to whinge; to kvetch; to gripe; to complain; to whine

fool; dunce; idiot

having slow reflexes; bad at sports; unathletic person

foolishness; fool