pisiform vs pisiform bone

pisiform and pisiform bone both are nouns.

Word	Noun	Adjective	Verb	Adverb
pisiform	Yes	No	No	No
pisiform bone	Yes	No	No	No

As nouns, pisiform and pisiform bone are synonyms defined as:

pisiform and pisiform bone: a small wrist bone that articulates only with the triquetral

Other synonyms of pisiform include os pisiforme.

pisiform (noun)	pisiform bone (noun)
a small wrist bone that articulates only with the triquetral	a small wrist bone that articulates only with the triquetral