handicapper vs handicap

handicapper and handicap both are nouns.

Word	Noun	Adjective	Verb	Adverb
handicapper	Yes	No	No	No
handicap	Yes	No	Yes	No

handicapper (noun)	handicap (noun)
someone who sets the betting odds based on calculations of the outcome of a contest (especially a horse race)	advantage given to a competitor to equalize chances of winning
	something immaterial that interferes with or delays action or progress
	the condition of being unable to perform as a consequence of physical or mental unfitness

handicapper (verb)	handicap (verb)
	injure permanently
	put at a disadvantage
	attempt to forecast the winner (especially in a horse race) and assign odds for or against a contestant