free throw vs charity shot

free throw and charity shot both are nouns.

Word	Noun	Adjective	Verb	Adverb
free throw	Yes	No	No	No
charity shot	Yes	No	No	No

As nouns, free throw and charity shot are synonyms defined as:

free throw and charity shot: an unhindered basketball shot from the foul line; given to penalize the other team for committing a foul

Other synonyms of free throw include charity throw, charity toss, foul shot, penalty free throw.

free throw (noun)	charity shot (noun)
an unhindered basketball shot from the foul line; given to penalize the other team for committing a foul	an unhindered basketball shot from the foul line; given to penalize the other team for committing a foul