sink in vs percolate

sink in is not a noun while percolate is a noun.

Word	Noun	Adjective	Verb	Adverb
sink in	No	No	Yes	No
percolate	Yes	No	Yes	No

As verbs, sink in and percolate are synonyms defined as:

Other synonyms of sink in include filter, permeate.

sink in (noun)	percolate (noun)
	the product of percolation

sink in (verb)	percolate (verb)
become clear or enter one's consciousness or emotions	gain or regain energy
pass through	pass through
	cause (a solvent) to pass through a permeable substance in order to extract a soluble constituent
	prepare in a percolator
	permeate or penetrate gradually
	spread gradually