beating vs trouncing

beating and trouncing both are nouns.

Word	Noun	Adjective	Verb	Adverb
beating	Yes	No	No	No
trouncing	Yes	No	No	No

As nouns, beating and trouncing are synonyms defined as:

beating and trouncing: the act of inflicting corporal punishment with repeated blows

Other synonyms of beating include drubbing, lacing, licking, thrashing, whacking.

beating (noun)	trouncing (noun)
the act of inflicting corporal punishment with repeated blows	the act of inflicting corporal punishment with repeated blows
the act of overcoming or outdoing	a sound defeat