An aesthete is someone who has a deep appreciation for the arts and culture. A DILETTANTE is someone who dabbles in the arts without any real expertise or AUTHORITY. A CONNOISSEUR is someone who has a great deal of knowledge and experience in a particular field, such as ART. An AUTHORITY is someone who is an expert in their field and is respected for their opinion. ART is the expression of creative skill and imagination, while ARTY is an adjective used to describe something that is related to ART.