spate vs slew

spate and slew both are nouns.

Word	Noun	Adjective	Verb	Adverb
spate	Yes	No	No	No
slew	Yes	No	Yes	No

As nouns, spate and slew are synonyms defined as:

spate and slew: (often followed by `of') a large number or amount or extent

spate (noun)	slew (noun)
the occurrence of a water flow resulting from sudden rain or melting snow	(often followed by `of') a large number or amount or extent
a sudden forceful flow
(often followed by `of') a large number or amount or extent

spate (verb)	slew (verb)
	turn sharply; change direction abruptly
	move obliquely or sideways, usually in an uncontrolled manner