chirology vs palmistry

chirology and palmistry both are nouns.

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

As nouns, chirology and palmistry are synonyms defined as:

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

Other synonyms of chirology include chiromancy, palm reading.

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