Here are some examples of how to use "bickering" in a sentence ¹:

• The bickering might have gone on the rest of the evening except that Barbara Sutton told them they were both being very foolish.
• There was haggling and bickering until a price of sixty was agreed upon, and Mr. McCann's heart expanded with satisfaction.
• There was nothing to distract him from the sordidness of the bickering household in George Street.

Bickering refers to petty and petulant quarreling, especially when prolonged or habitual ². For example, "I'm tired of their constant bickering" ³.