godan verb (-ru)
show regret; appear reluctant to part with
Describes someone visibly showing reluctance to give something up, spend money, or let go of something. Often used when the person's behavior makes their regret obvious.
彼はお金を出すのを惜しがっている。
He is showing reluctance to spend money.
子供がおもちゃを片付けるのを惜しがっ
The child showed regret about putting away the toys.