petulant
🇺🇸
/ˈpetʃələnt/
🇬🇧
/ˈpetʃələnt/
adjective
R
Showing annoyance or anger because you are not getting your own way.
He was petulant when his parents told him he couldn't have a puppy.
彼は両親に子犬をもらえないと言われたときに不機嫌になった。
translation
わがままな