talus vs astragal

talus and astragal both are nouns.

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

As nouns, talus and astragal are synonyms defined as:

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

Other synonyms of talus include anklebone, astragalus.

talus (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
a sloping mass of loose rocks at the base of a cliff	the bone in the ankle that articulates with the leg bones to form the ankle joint