astragal vs anklebone

astragal and anklebone both are nouns.

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

As nouns, astragal and anklebone are synonyms defined as:

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

Other synonyms of astragal include astragalus, talus.

astragal (noun)	anklebone (noun)
a beaded molding for edging or decorating furniture	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