empyrean vs sublime

empyrean is a noun but sublime is not a noun.

Word	Noun	Adjective	Verb	Adverb
empyrean	Yes	Yes	No	No
sublime	No	Yes	Yes	No

As adjectives, empyrean and sublime are synonyms defined as:

Other synonyms of empyrean include empyreal.

empyrean (noun)	sublime (noun)
the apparent surface of the imaginary sphere on which celestial bodies appear to be projected

empyrean (adjective)	sublime (adjective)
of or relating to the sky or heavens	lifted up or set high
inspiring awe	inspiring awe
	greatest or maximal in degree; extreme
	of high moral or intellectual value; elevated in nature or style
	worthy of adoration or reverence

empyrean (verb)	sublime (verb)
	vaporize and then condense right back again
	change or cause to change directly from a solid into a vapor without first melting