esthetics vs aesthetics

esthetics and aesthetics both are nouns.

Word	Noun	Adjective	Verb	Adverb
esthetics	Yes	No	No	No
aesthetics	Yes	No	No	No

As nouns, esthetics and aesthetics are synonyms defined as:

esthetics and aesthetics: (art) the branch of philosophy dealing with beauty and taste (emphasizing the evaluative criteria that are applied to art)

esthetics (noun)	aesthetics (noun)
(art) the branch of philosophy dealing with beauty and taste (emphasizing the evaluative criteria that are applied to art)	(art) the branch of philosophy dealing with beauty and taste (emphasizing the evaluative criteria that are applied to art)