bicker
verb [ I ] disapproving uk/ˈbɪk.ər/ us/ˈbɪk.ɚ/
（为小事）争吵，口角，斗嘴
to argue about things that are not important
Will you two stop bickering! 你们两个不要吵了！
They're always bickering with each other about/over their personal problems. 他们总是为个人问题而争吵。