burnt lime vs quicklime

burnt lime and quicklime both are nouns.

Word	Noun	Adjective	Verb	Adverb
burnt lime	Yes	No	No	No
quicklime	Yes	No	No	No

As nouns, burnt lime and quicklime are synonyms defined as:

burnt lime and quicklime: a white crystalline oxide used in the production of calcium hydroxide

Other synonyms of burnt lime include calcined lime, calcium oxide, calx, fluxing lime, lime, unslaked lime.

burnt lime (noun)	quicklime (noun)
a white crystalline oxide used in the production of calcium hydroxide	a white crystalline oxide used in the production of calcium hydroxide