mortuary vs death

mortuary and death both are nouns.

Word	Noun	Adjective	Verb	Adverb
mortuary	Yes	Yes	No	No
death	Yes	No	No	No

mortuary (noun)	death (noun)
a building (or room) where dead bodies are kept before burial or cremation	the act of killing
	the event of dying or departure from life
	the permanent end of all life functions in an organism or part of an organism
	the absence of life or state of being dead
	a final state
	the time when something ends
	the time at which life ends; continuing until dead

mortuary (adjective)	death (adjective)
of or relating to a funeral
of or relating to or characteristic of death