aesthete
amateur
annotator
arbiter
arbiter elegantiarum
arbiter of taste
authority
bon vivant
captious critic
carper
caviler
censor
censurer
collector
commentator
commenter
connaisseur
connoisseur
critic
criticaster
criticizer
critickin
criticule
dab
dilettante
editor
epicure
epicurean
expert
faultfinder
good judge
gourmand
gourmet
judge
literary critic
man of letters
maven
muckraker
proficient
refined palate
reviewer
scholiast
smellfungus
social critic
specialist
textual critic
virtuoso
esthete
wine lover
cognition
cognizance