roar vs proceed

roar is a noun but proceed is not a noun.

Word	Noun	Adjective	Verb	Adverb
roar	Yes	No	Yes	No
proceed	No	No	Yes	No

As verbs, proceed is a hypernym of roar; that is, proceed is a word with a broader meaning than roar:

Other hypernyms of roar include continue, go forward, move ahead.

roar (noun)	proceed (noun)
a very loud utterance (like the sound of an animal)
a deep prolonged loud noise
the sound made by a lion

roar (verb)	proceed (verb)
laugh unrestrainedly and heartily	follow a certain course
make a loud noise, as of wind, water, or vehicles	continue talking
emit long loud cries	move ahead; travel onward in time or space
utter words loudly and forcefully	follow a procedure or take a course
make a loud noise, as of animal	continue a certain state, condition, or activity
act or proceed in a riotous, turbulent, or disorderly way