Na-adjective (keiyodoshi), Noun
selfish; egoist
Usually written using kana alone
あの子を甘やかしてはいけません。とてもわがままになりますよ。You shouldn't indulge that child. It will make him very selfish. self-indulgent; wilful; willful
Archaic
Also written 我が儘【わがまま】、我がまま【わがまま】、我侭【わがまま】、我が侭【わがまま】