chirology vs chiromancy

chirology and chiromancy both are nouns.

Word	Noun	Adjective	Verb	Adverb
chirology	Yes	No	No	No
chiromancy	Yes	No	No	No

As nouns, chirology and chiromancy are synonyms defined as:

chirology and chiromancy: telling fortunes by lines on the palm of the hand

Other synonyms of chirology include palm reading, palmistry.

chirology (noun)	chiromancy (noun)
telling fortunes by lines on the palm of the hand	telling fortunes by lines on the palm of the hand