trounce vs welt

trounce is not a noun while welt is a noun.

Word	Noun	Adjective	Verb	Adverb
trounce	No	No	Yes	No
welt	Yes	No	Yes	No

As verbs, trounce and welt are synonyms defined as:

Other synonyms of trounce include flog, lash, lather, slash, strap, whip.

trounce (noun)	welt (noun)
	a raised or strengthened seam
	a raised mark on the skin (as produced by the blow of a whip); characteristic of many allergic reactions

trounce (verb)	welt (verb)
censure severely or angrily	put a welt on
come out better in a competition, race, or conflict	beat severely with a whip or rod
beat severely with a whip or rod