waffle vs dwell on

waffle is a noun but dwell on is not a noun.

Word	Noun	Adjective	Verb	Adverb
waffle	Yes	No	Yes	No
dwell on	No	No	Yes	No

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

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

waffle (noun)	dwell on (noun)
pancake batter baked in a waffle iron

waffle (verb)	dwell on (verb)
pause or hold back in uncertainty or unwillingness	delay