conversance vs conversancy

conversance and conversancy both are nouns.

Word	Noun	Adjective	Verb	Adverb
conversance	Yes	No	No	No
conversancy	Yes	No	No	No

As nouns, conversance and conversancy are synonyms defined as:

conversance and conversancy: personal knowledge or information about someone or something

Other synonyms of conversance include acquaintance, familiarity.

conversance (noun)	conversancy (noun)
personal knowledge or information about someone or something	personal knowledge or information about someone or something