palmistry vs palm reading

palmistry and palm reading both are nouns.

Word	Noun	Adjective	Verb	Adverb
palmistry	Yes	No	No	No
palm reading	Yes	No	No	No

As nouns, palmistry and palm reading are synonyms defined as:

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

Other synonyms of palmistry include chirology, chiromancy.

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