downpour vs torrent

downpour and torrent both are nouns.

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

As nouns, downpour and torrent are synonyms defined as:

Other synonyms of downpour include cloudburst, deluge, pelter, soaker, waterspout.

downpour (noun)	torrent (noun)
a heavy rain	a violently fast stream of water (or other liquid)
	a heavy rain
	an overwhelming number or amount