lenity vs leniency

lenity and leniency both are nouns.

Word	Noun	Adjective	Verb	Adverb
lenity	Yes	No	No	No
leniency	Yes	No	No	No

As nouns, lenity and leniency are synonyms defined as:

lenity and leniency: mercifulness as a consequence of being lenient or tolerant

Other synonyms of lenity include lenience, mildness.

lenity (noun)	leniency (noun)
mercifulness as a consequence of being lenient or tolerant	lightening a penalty or excusing from a chore by judges or parents or teachers
	mercifulness as a consequence of being lenient or tolerant
	a disposition to yield to the wishes of someone