athletics vs follow through

athletics is a noun but follow through is not a noun.

Word	Noun	Adjective	Verb	Adverb
athletics	Yes	No	No	No
follow through	No	No	Yes	No

athletics (noun)	follow through (noun)
an active diversion requiring physical exertion and competition
participation in sports events as an extracurricular activity
a contest between athletes

athletics (verb)	follow through (verb)
	pursue to a conclusion or bring to a successful issue
	carry a stroke to natural completion after hitting or releasing a ball