recalcitrance vs recalcitrancy

recalcitrance and recalcitrancy both are nouns.

Word	Noun	Adjective	Verb	Adverb
recalcitrance	Yes	No	No	No
recalcitrancy	Yes	No	No	No

As nouns, recalcitrance and recalcitrancy are synonyms defined as:

Other synonyms of recalcitrance include refractoriness, unmanageableness.

recalcitrance (noun)	recalcitrancy (noun)
the trait of being unmanageable	the trait of being unmanageable