waver vs communicator

waver and communicator both are nouns.

Word	Noun	Adjective	Verb	Adverb
waver	Yes	No	Yes	No
communicator	Yes	No	No	No

As nouns, communicator is a hypernym of waver; that is, communicator is a word with a broader meaning than waver:

waver (noun)	communicator (noun)
the act of moving back and forth	a person who communicates with others
the act of pausing uncertainly
someone who communicates by waving

waver (verb)	communicator (verb)
give off unsteady sounds, alternating in amplitude or frequency
sway from side to side
move or sway in a rising and falling or wavelike pattern
move back and forth very rapidly
move hesitatingly, as if about to give way
pause or hold back in uncertainty or unwillingness
be unsure or weak