one-and-one vs charity toss

one-and-one and charity toss both are nouns.

Word	Noun	Adjective	Verb	Adverb
one-and-one	Yes	No	No	No
charity toss	Yes	No	No	No

As nouns, charity toss is a hypernym of one-and-one; that is, charity toss is a word with a broader meaning than one-and-one:

one-and-one: a foul shot that must be made in order to earn the right to a second foul shot
charity toss: an unhindered basketball shot from the foul line; given to penalize the other team for committing a foul

Other hypernyms of one-and-one include charity shot, charity throw, foul shot, free throw, penalty free throw.

one-and-one (noun)	charity toss (noun)
a foul shot that must be made in order to earn the right to a second foul shot	an unhindered basketball shot from the foul line; given to penalize the other team for committing a foul