pleasant vs aesthetic

pleasant is not a noun while aesthetic is a noun.

Word	Noun	Adjective	Verb	Adverb
pleasant	No	Yes	No	No
aesthetic	Yes	Yes	No	No

pleasant (noun)	aesthetic (noun)
	(philosophy) a philosophical theory as to what is beautiful

pleasant (adjective)	aesthetic (adjective)
affording pleasure; being in harmony with your taste or likings	concerning or characterized by an appreciation of beauty or good taste
(of persons) having pleasing manners or behavior	relating to or dealing with the subject of aesthetics
	aesthetically pleasing