Noun, Noun which may take the genitive case particle 'no', Na-adjective (keiyodoshi)tone deafness; amusia; having no ear for music · having no sense of (e.g. direction); being hopeless when it comes to (e.g. computers); -illiterate

Nounmolester; groper; masher; pervert · fool; idiot

Noundementia · stupidity; foolishness; fool; idiot

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

Na-adjective (keiyodoshi), Noundull-witted