squabble       
noun [ C ] uk/ˈskwɒb.əl/ us/ˈskwɑː.bəl/
 口角;(为琐事的)争吵
an argument over something that is not important
  Polly and Susie were having a squabble about who was going to hold the dog's lead. 波莉和苏茜在为谁来牵狗而争吵。 
 Often relationships between family members are so strained that squabbles break out.
 Synonyms: spat tiff 
 - More examples
- There is any easy way to end their family squabble.
- Parents often try to avoid squabbles by playing games with their children.
- He settles the squabble over the word game by disqualifying the word "jader".