pause vs waver

pause and waver both are nouns.

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

As nouns, waver is a hyponym of pause; that is, waver is a word with a more specific, narrower meaning than pause:

Other hyponyms of pause include break, recess, respite, time out, falter, faltering, hesitation, intermission, freeze, halt.

pause (noun)	waver (noun)
temporary inactivity	the act of moving back and forth
a time interval during which there is a temporary cessation of something	the act of pausing uncertainly
	someone who communicates by waving

pause (verb)	waver (verb)
cease an action temporarily	give off unsteady sounds, alternating in amplitude or frequency
interrupt temporarily an activity before continuing	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