limewater vs blackwash

limewater and blackwash both are nouns.

Word	Noun	Adjective	Verb	Adverb
limewater	Yes	No	No	No
blackwash	Yes	No	Yes	No

limewater (noun)	blackwash (noun)
solution of calcium hydroxide in water used as an antacid	a wash that colors a surface black
	a mixture of calomel and limewater that is used on syphilitic sores
	an attack intended to ruin someone's reputation

limewater (verb)	blackwash (verb)
	color with blackwash
	bring (information) out of concealment