chiromancy vs chirology

chiromancy and chirology both are nouns.

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

As nouns, chiromancy and chirology are synonyms defined as:

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

Other synonyms of chiromancy include palm reading, palmistry.

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