charity shot vs free throw

charity shot and free throw both are nouns.

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

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

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

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

charity shot (noun)	free throw (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