caustic lime vs slaked lime

caustic lime and slaked lime both are nouns.

Word	Noun	Adjective	Verb	Adverb
caustic lime	Yes	No	No	No
slaked lime	Yes	No	No	No

As nouns, caustic lime and slaked lime are synonyms defined as:

caustic lime and slaked lime: a caustic substance produced by heating limestone

Other synonyms of caustic lime include calcium hydrate, calcium hydroxide, hydrated lime, lime, lime hydrate.

caustic lime (noun)	slaked lime (noun)
a caustic substance produced by heating limestone	a caustic substance produced by heating limestone