pitter-patter vs sprinkle

pitter-patter and sprinkle both are nouns.

Word	Noun	Adjective	Verb	Adverb
pitter-patter	Yes	No	Yes	Yes
sprinkle	Yes	No	Yes	No

As verbs, pitter-patter and sprinkle are synonyms defined as:

Other synonyms of pitter-patter include patter, spatter, spit.

pitter-patter (noun)	sprinkle (noun)
a series of rapid tapping sounds	the act of sprinkling or splashing water
	a light shower that falls in some locations and not others nearby

pitter-patter (verb)	sprinkle (verb)
make light, rapid and repeated sounds	scatter with liquid; wet lightly
rain gently	cause (a liquid) to spatter about, especially with force
	distribute loosely
	rain gently

pitter-patter (adverb)	sprinkle (adverb)
describing a rhythmic beating
as of footsteps