sweep over vs knock out

sweep over and knock out both are verbs.

Word	Noun	Adjective	Verb	Adverb
sweep over	No	No	Yes	No
knock out	No	No	Yes	No

As verbs, knock out is a hyponym of sweep over; that is, knock out is a word with a more specific, narrower meaning than sweep over:

Other hyponyms of sweep over include devastate, clutch, get hold of, seize, kill, benight, stagger, lock.

sweep over (verb)	knock out (verb)
overcome, as with emotions or perceptual stimuli	destroy or break forcefully
	eliminate
	empty (as of tobacco) by knocking out
	knock unconscious or senseless
	overwhelm with admiration