Two eagles had a conflict, and bickered together.
--Holland.
2. To contend in petulant altercation; to wrangle.
Petty things about which men cark and bicker.
--Barrow.
3. To move quickly and unsteadily, or with a pattering noise;
to quiver; to be tremulous, like flame.
They [streamlets] bickered through the sunny shade.
--Thomson.