wallop vs event

wallop and event both are nouns.

Word	Noun	Adjective	Verb	Adverb
wallop	Yes	No	Yes	No
event	Yes	No	No	No

As nouns, event is a hypernym of wallop; that is, event is a word with a broader meaning than wallop:

Other hypernyms of wallop include consequence, effect, issue, outcome, result, upshot.

wallop (noun)	event (noun)
a severe blow	something that happens at a given place and time
a forceful consequence; a strong effect	a phenomenon located at a single point in space-time; the fundamental observational entity in relativity theory
	a phenomenon that follows and is caused by some previous phenomenon
	a special set of circumstances

wallop (verb)	event (verb)
defeat soundly and utterly
strike hard