tibia vara vs bowleg

tibia vara and bowleg both are nouns.

Word	Noun	Adjective	Verb	Adverb
tibia vara	Yes	No	No	No
bowleg	Yes	Yes	No	No

As nouns, tibia vara and bowleg are synonyms defined as:

tibia vara and bowleg: a leg bowed outward at the knee (or below the knee)

Other synonyms of tibia vara include bandy leg, bandyleg, bow leg, genu varum.

tibia vara (noun)	bowleg (noun)
a leg bowed outward at the knee (or below the knee)	a leg bowed outward at the knee (or below the knee)

tibia vara (adjective)	bowleg (adjective)
	have legs that curve outward at the knees