rolling vs propulsion

rolling and propulsion both are nouns.

Word	Noun	Adjective	Verb	Adverb
rolling	Yes	Yes	No	No
propulsion	Yes	No	No	No

As nouns, propulsion is a hypernym of rolling; that is, propulsion is a word with a broader meaning than rolling:

Other hypernyms of rolling include actuation.

rolling (noun)	propulsion (noun)
propelling something on wheels	the act of propelling
the act of robbing a helpless person	a propelling force
a deep prolonged sound (as of thunder or large bells)

rolling (adjective)	propulsion (adjective)
uttered with a trill