footedness vs asymmetry

footedness and asymmetry both are nouns.

Word	Noun	Adjective	Verb	Adverb
footedness	Yes	No	No	No
asymmetry	Yes	No	No	No

As nouns, asymmetry is a hypernym of footedness; that is, asymmetry is a word with a broader meaning than footedness:

footedness: the property of favoring one foot over the other (as in kicking a ball)
asymmetry: (mathematics) a lack of symmetry

footedness (noun)	asymmetry (noun)
the property of favoring one foot over the other (as in kicking a ball)	(mathematics) a lack of symmetry