bicker

US /ˈbɪk.ɚ/
UK /ˈbɪk.ɚ/
"bicker" picture
1.

argue about petty and trivial matters

:
The children always bicker over toys.
They constantly bicker about who should do the dishes.
1.

a petty quarrel

:
Their constant bicker was annoying to everyone.
It was just a small bicker, nothing serious.