thumping vs walloping

thumping and walloping both are nouns.

Word	Noun	Adjective	Verb	Adverb
thumping	Yes	Yes	No	No
walloping	Yes	Yes	No	No

As adjectives, thumping and walloping are synonyms defined as:

Other synonyms of thumping include banging, humongous, whopping.

thumping (noun)	walloping (noun)
a heavy dull sound (as made by impact of heavy objects)	a sound defeat

thumping (adjective)	walloping (adjective)
(used informally) very large	(used informally) very large