WordNet sense 1 (affording pleasure; being in harmony with your taste or likings):

pleasant

WordNet sense 2 (stunningly beautiful):

ravishing

WordNet sense 3 (used of persons only; having great physical beauty):

pulchritudinous

WordNet sense 4 (pleasing by delicacy or grace; not imposing):

pretty

WordNet sense 5 (appealing to the emotions as well as the eye):

lovely

WordNet sense 6 (dazzlingly beautiful):

gorgeous

WordNet sense 7 (having great beauty and splendor):

resplendent, splendid

WordNet sense 8 (pleasing in appearance especially by reason of conformity to ideals of form and proportion):

good-looking, handsome

WordNet sense 9 (of extreme beauty):

exquisite

WordNet sense 10 (very pleasing to the eye):

comely, fair

WordNet sense 11 ((poetic )beautiful, especially to the sight):

beauteous

WordNet sense 12 (concerning or characterized by an appreciation of beauty or good taste):

aesthetic, Aesthetic, aesthetical, esthetical, esthetic