clawfoot vs pes cavus

clawfoot and pes cavus both are nouns.

Word	Noun	Adjective	Verb	Adverb
clawfoot	Yes	No	No	No
pes cavus	Yes	No	No	No

As nouns, clawfoot and pes cavus are synonyms defined as:

clawfoot and pes cavus: a deformity of the foot characterized by an abnormally high arch and hyperextension of the toes which gives the foot the appearance of a claw

clawfoot (noun)	pes cavus (noun)
a deformity of the foot characterized by an abnormally high arch and hyperextension of the toes which gives the foot the appearance of a claw	a deformity of the foot characterized by an abnormally high arch and hyperextension of the toes which gives the foot the appearance of a claw