tibia valga vs disability

tibia valga and disability both are nouns.

Word	Noun	Adjective	Verb	Adverb
tibia valga	Yes	No	No	No
disability	Yes	No	No	No

As nouns, disability is a hypernym of tibia valga; that is, disability is a word with a broader meaning than tibia valga:

tibia valga: an inward slant of the thigh
disability: the condition of being unable to perform as a consequence of physical or mental unfitness

Other hypernyms of tibia valga include disablement, handicap, impairment.

tibia valga (noun)	disability (noun)
an inward slant of the thigh	the condition of being unable to perform as a consequence of physical or mental unfitness