impregnate vs drench

impregnate and drench both are verbs.

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

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

Other hyponyms of impregnate include medicate, alcoholise, alcoholize, imbue, soak, ammonify, thoriate, stuff, charge, imbrue.

impregnate (verb)	drench (verb)
make pregnant	cover with liquid; pour liquid onto
fertilize and cause to grow	permeate or impregnate
infuse or fill completely	force to drink
fill, as with a certain quality	drench or submerge or be drenched or submerged