astragalus vs anklebone

astragalus and anklebone both are nouns.

Word	Noun	Adjective	Verb	Adverb
astragalus	Yes	No	No	No
anklebone	Yes	No	No	No

As nouns, astragalus and anklebone are synonyms defined as:

astragalus and anklebone: the bone in the ankle that articulates with the leg bones to form the ankle joint

Other synonyms of astragalus include astragal, talus.

astragalus (noun)	anklebone (noun)
the bone in the ankle that articulates with the leg bones to form the ankle joint	the bone in the ankle that articulates with the leg bones to form the ankle joint