evacuation vs emptying

evacuation and emptying both are nouns.

Word	Noun	Adjective	Verb	Adverb
evacuation	Yes	No	No	No
emptying	Yes	No	No	No

As nouns, evacuation and emptying are synonyms defined as:

Other synonyms of evacuation include voidance.

evacuation (noun)	emptying (noun)
the act of removing the contents of something	the act of removing the contents of something
the act of evacuating; leaving a place in an orderly fashion; especially for protection
the bodily process of discharging waste matter