bow leg vs bandyleg

bow leg and bandyleg both are nouns.

Word	Noun	Adjective	Verb	Adverb
bow leg	Yes	No	No	No
bandyleg	Yes	No	No	No

As nouns, bow leg and bandyleg are synonyms defined as:

bow leg and bandyleg: a leg bowed outward at the knee (or below the knee)

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

bow leg (noun)	bandyleg (noun)
a leg bowed outward at the knee (or below the knee)	a leg bowed outward at the knee (or below the knee)
outward curvature of the legs