spar vs sport

spar and sport both are nouns.

Word	Noun	Adjective	Verb	Adverb
spar	Yes	No	Yes	No
sport	Yes	No	Yes	No

spar (noun)	sport (noun)
making the motions of attack and defense with the fists and arms; a part of training for a boxer	an active diversion requiring physical exertion and competition
a stout rounded pole of wood or metal used to support rigging	the occupation of athletes who compete for pay
any of various nonmetallic minerals (calcite or feldspar) that are light in color and transparent or translucent and cleavable	verbal wit or mockery (often at another's expense but not to be taken seriously)
	someone who engages in sports
	(biology) an organism that has characteristics resulting from chromosomal alteration
	a person known for the way she (or he) behaves when teased or defeated or subjected to trying circumstances
	(Maine colloquial) a temporary summer resident of Maine

spar (verb)	sport (verb)
fight verbally	play boisterously
box lightly	wear or display in an ostentatious or proud manner
fight with spurs
furnish with spars