raver vs ranter

raver and ranter both are nouns.

Word	Noun	Adjective	Verb	Adverb
raver	Yes	No	No	No
ranter	Yes	No	No	No

As nouns, raver and ranter are synonyms defined as:

raver and ranter: someone who rants and raves; speaks in a violent or loud manner

raver (noun)	ranter (noun)
someone who rants and raves; speaks in a violent or loud manner	someone who rants and raves; speaks in a violent or loud manner
a participant in a rave dancing party