peel off vs slew

peel off is not a noun while slew is a noun.

Word	Noun	Adjective	Verb	Adverb
peel off	No	No	Yes	No
slew	Yes	No	Yes	No

As verbs, slew is a hypernym of peel off; that is, slew is a word with a broader meaning than peel off:

Other hypernyms of peel off include curve, cut, sheer, slue, swerve, trend, veer.

peel off (noun)	slew (noun)
	(often followed by `of') a large number or amount or extent

peel off (verb)	slew (verb)
peel off in scales	turn sharply; change direction abruptly
take off, as with some difficulty	move obliquely or sideways, usually in an uncontrolled manner
peel off the outer layer of something
come off in flakes or thin small pieces
leave a formation