calcium hydroxide vs caustic lime

calcium hydroxide and caustic lime both are nouns.

Word	Noun	Adjective	Verb	Adverb
calcium hydroxide	Yes	No	No	No
caustic lime	Yes	No	No	No

As nouns, calcium hydroxide and caustic lime are synonyms defined as:

calcium hydroxide and caustic lime: a caustic substance produced by heating limestone

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

calcium hydroxide (noun)	caustic lime (noun)
a caustic substance produced by heating limestone	a caustic substance produced by heating limestone