overwhelm vs drown

overwhelm and drown both are verbs.

Word	Noun	Adjective	Verb	Adverb
overwhelm	No	No	Yes	No
drown	No	No	Yes	No

As verbs, overwhelm and drown are synonyms defined as:

Other synonyms of overwhelm include submerge.

overwhelm (verb)	drown (verb)
charge someone with too many tasks	die from being submerged in water, getting water into the lungs, and asphyxiating
overcome by superior force	kill by submerging in water
cover completely or make imperceptible	get rid of as if by submerging
overcome, as with emotions or perceptual stimuli	cover completely or make imperceptible
	be in danger of dying from submersion in a liquid and asphyxiation
	be covered with or submerged in a liquid