hoofing vs tap dancing

hoofing and tap dancing both are nouns.

Word	Noun	Adjective	Verb	Adverb
hoofing	Yes	No	No	No
tap dancing	Yes	No	No	No

As nouns, tap dancing is a hyponym of hoofing; that is, tap dancing is a word with a more specific, narrower meaning than hoofing:

hoofing: dancing in which the steps are more important than gestures or postures
tap dancing: a dance step tapped out audibly with the feet

Other hyponyms of hoofing include tap dance.

hoofing (noun)	tap dancing (noun)
dancing in which the steps are more important than gestures or postures	a dance step tapped out audibly with the feet