waffle vs falter

waffle and falter both are nouns.

Word	Noun	Adjective	Verb	Adverb
waffle	Yes	No	Yes	No
falter	Yes	No	Yes	No

As verbs, falter is a hyponym of waffle; that is, falter is a word with a more specific, narrower meaning than waffle:

Other hyponyms of waffle include dwell on, linger over, boggle, hover, linger, hover, oscillate, vacillate, vibrate, waver.

waffle (noun)	falter (noun)
pancake batter baked in a waffle iron	the act of pausing uncertainly

waffle (verb)	falter (verb)
pause or hold back in uncertainty or unwillingness	speak haltingly
	walk unsteadily, tripping repeatedly
	move hesitatingly, as if about to give way
	be unsure or weak