step dancing vs hoofing

step dancing and hoofing both are nouns.

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

As nouns, step dancing and hoofing are synonyms defined as:

step dancing and hoofing: dancing in which the steps are more important than gestures or postures

step dancing (noun)	hoofing (noun)
dancing in which the steps are more important than gestures or postures	dancing in which the steps are more important than gestures or postures