sprinkle vs moisten

sprinkle is a noun but moisten is not a noun.

Word	Noun	Adjective	Verb	Adverb
sprinkle	Yes	No	Yes	No
moisten	No	No	Yes	No

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

Other hyponyms of sprinkle include salt, drizzle.

sprinkle (noun)	moisten (noun)
the act of sprinkling or splashing water
a light shower that falls in some locations and not others nearby

sprinkle (verb)	moisten (verb)
scatter with liquid; wet lightly	make moist
cause (a liquid) to spatter about, especially with force	moisten with fine drops
distribute loosely
rain gently