celestial vs ethereal

celestial and ethereal both are adjectives.

Word	Noun	Adjective	Verb	Adverb
celestial	No	Yes	No	No
ethereal	No	Yes	No	No

As adjectives, celestial and ethereal are synonyms defined as:

Other synonyms of celestial include supernal.

celestial (adjective)	ethereal (adjective)
relating to or inhabiting a divine heaven	of or containing or dissolved in ether
of or relating to the sky	characterized by unusual lightness and delicacy
of heaven or the spirit	of heaven or the spirit
	characterized by lightness and insubstantiality; as impalpable or intangible as air