bandy legs vs bow legs

bandy legs and bow legs both are nouns.

Word	Noun	Adjective	Verb	Adverb
bandy legs	Yes	No	No	No
bow legs	Yes	No	No	No

As nouns, bandy legs and bow legs are synonyms defined as:

Other synonyms of bandy legs include bow leg.

bandy legs (noun)	bow legs (noun)
outward curvature of the legs	outward curvature of the legs