slew vs torrent

slew and torrent both are nouns.

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

As nouns, torrent is a hyponym of slew; that is, torrent is a word with a more specific, narrower meaning than slew:

Other hyponyms of slew include deluge, flood, inundation, haymow.

slew (noun)	torrent (noun)
(often followed by `of') a large number or amount or extent	a violently fast stream of water (or other liquid)
	a heavy rain
	an overwhelming number or amount

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