temporary vs ephemeral

temporary and ephemeral both are nouns.

Word	Noun	Adjective	Verb	Adverb
temporary	Yes	Yes	No	No
ephemeral	Yes	Yes	No	No

temporary (noun)	ephemeral (noun)
a worker (especially in an office) hired on a temporary basis	anything short-lived, as an insect that lives only for a day in its winged form

temporary (adjective)	ephemeral (adjective)
not permanent; not lasting	lasting a very short time
lacking continuity or regularity