The wish to constantly upset the other using any verbal means possible.
It is the endlessness of the antagonism that elevates it above a mere Arguvate, Hissy Fit or Tantrum.
Tourist: "Look at the yellow sand we are walking on!"
Young Woman: "What sand?"
Tourist: "The sand we are walking on!!!"
Young Woman: "That's not sand, it's beach soil... and it's not yellow!"
Tourist: "Please... don't start Bickering over the Blue Sky with me"
Young Woman: "I'm not!"
Friend: "How was your holiday?"
Tourist: "Terrible... we Bickered over the blue sky for 2 weeks solid"
Friend: "Sorry Bro... sounds like she didn't want to be with you"