anklebone vs astragal

anklebone and astragal both are nouns.

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

As nouns, anklebone and astragal are synonyms defined as:

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

Other synonyms of anklebone include astragalus, talus.

anklebone (noun)	astragal (noun)
the bone in the ankle that articulates with the leg bones to form the ankle joint	a beaded molding for edging or decorating furniture
	the bone in the ankle that articulates with the leg bones to form the ankle joint