waver vs flicker

waver and flicker both are nouns.

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

As nouns, waver and flicker are synonyms defined as:

Other synonyms of waver include flutter.

As verbs, waver and flicker are synonyms defined as:

Other synonyms of waver include flitter, flutter, quiver.

waver (noun)	flicker (noun)
the act of moving back and forth	the act of moving back and forth
the act of pausing uncertainly	North American woodpecker
someone who communicates by waving	a momentary flash of light

waver (verb)	flicker (verb)
give off unsteady sounds, alternating in amplitude or frequency	move back and forth very rapidly
sway from side to side	flash intermittently
move or sway in a rising and falling or wavelike pattern	shine unsteadily
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