drench vs sluice

drench is not a noun while sluice is a noun.

Word	Noun	Adjective	Verb	Adverb
drench	No	No	Yes	No
sluice	Yes	No	Yes	No

As verbs, sluice is a hyponym of drench; that is, sluice is a word with a more specific, narrower meaning than drench:

Other hyponyms of drench include brine, bedraggle, draggle, bate, ret, flush.

drench (noun)	sluice (noun)
	conduit that carries a rapid flow of water controlled by a sluicegate

drench (verb)	sluice (verb)
cover with liquid; pour liquid onto	irrigate with water from a sluice
permeate or impregnate	draw through a sluice
force to drink	transport in or send down a sluice
drench or submerge or be drenched or submerged	pour as if from a sluice