palm-shaped vs palmate

palm-shaped and palmate both are adjectives.

Word	Noun	Adjective	Verb	Adverb
palm-shaped	No	Yes	No	No
palmate	No	Yes	No	No

As adjectives, palm-shaped and palmate are synonyms defined as:

palm-shaped and palmate: of a leaf shape; having leaflets or lobes radiating from a common point

palm-shaped (adjective)	palmate (adjective)
of a leaf shape; having leaflets or lobes radiating from a common point	of a leaf shape; having leaflets or lobes radiating from a common point
	(of the feet of water birds) having three toes connected by a thin fold of skin