whelm vs get hold of

whelm and get hold of both are verbs.

Word	Noun	Adjective	Verb	Adverb
whelm	No	No	Yes	No
get hold of	No	No	Yes	No

As verbs, get hold of is a hyponym of whelm; that is, get hold of is a word with a more specific, narrower meaning than whelm:

Other hyponyms of whelm include devastate, clutch, seize, kill, benight, knock out, stagger, lock.

whelm (verb)	get hold of (verb)
overcome, as with emotions or perceptual stimuli	affect
to neither fail to meet nor exceed expectation	be in or establish communication with
	get into one's hands, take physically