Answer:

squabble

Answer	Crossword Clue
SQUABBLE	Show dissension
SQUABBLE	Petty disagreement
SQUABBLE	Petty dispute.

SQUABBLE	Bicker
SQUABBLE	Pettifog
SQUABBLE	Insignificant row

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.