overwhelm vs sweep over

overwhelm and sweep over both are verbs.

Word	Noun	Adjective	Verb	Adverb
overwhelm	No	No	Yes	No
sweep over	No	No	Yes	No

As verbs, overwhelm and sweep over are synonyms defined as:

overwhelm and sweep over: overcome, as with emotions or perceptual stimuli

Other synonyms of overwhelm include overcome, overpower, overtake, whelm.

overwhelm (verb)	sweep over (verb)
charge someone with too many tasks	overcome, as with emotions or perceptual stimuli
overcome by superior force
cover completely or make imperceptible
overcome, as with emotions or perceptual stimuli