spar
sparring
making the motions of attack and defense with the fists and arms; a part of training for a boxer
fight verbally
They were sparring all night
box lightly
fight with spurs
the gamecocks were sparring
furnish with spars
a stout rounded pole of wood or metal used to support rigging
any of various nonmetallic minerals (calcite or feldspar) that are light in color and transparent or translucent and cleavable