Possible Clues:

• At home leaving light lunch results in a petty quarrel
• Meet up and force argument
• Dust-up
• Slight fight
• Row back and forth in eight if fitter
• Spat at breakfast place lacking any point
• Bit of a dustup
• W-well returned, which makes a difference
• Headless corpse leads to quarrel
• Hard to get the top off; that's the difference