愚痴 (ぐち)idle complaint; grumble; moha (ignorance, folly)

idle complaint; grumblenoun (common) (futsuumeishi)
moha (ignorance, folly)noun (common) (futsuumeishi), adjectival nouns or quasi-adjectives (keiyodoshi)

愚痴, its kanji, and other words that share them.Open this graph

Kanji in 愚痴

愚ぐfoolishness; silliness
愚かおろかfoolish; stupid
愚図愚図ぐずぐずslowly; tardily
愚弄ぐろうmockery; derision
愚直ぐちょくsimple honesty; tactless frankness
愚行ぐこうfoolish act; folly
愚連隊ぐれんたいgang of young toughs; hooligans
万愚節ばんぐせつApril Fools' Day
痴呆ちほうdementia
方向音痴ほうこうおんち(person with) no sense of direction; poor sense of locality
痴呆症ちほうしょうdementia
痴漢ちかんmolester; groper
白痴はくちidiot; retard
音痴おんちtone-deafness; amusia
一億総白痴化いちおくそうはくちかtransformation of the population of Japan into idiots (because of television)
乱痴気パーティーらんちきパーティーdrunken bash; rave party

See how 愚痴 connects to the rest of Japanese.