WordNet sense 1 (marked by good order and cleanliness in appearance or habits):

tidy

WordNet sense 2 (very good):

bully, dandy, great, groovy, keen, nifty, peachy, smashing, swell, corking, cracking, slap-up, bang-up, not bad

WordNet sense 3 (free from what is tawdry or unbecoming):

refined, tasteful

WordNet sense 4 (refined and tasteful in appearance or behavior or style):

elegant

WordNet sense 5 (without water):

straight, full-strength

WordNet sense 6 (free from clumsiness; precisely or deftly executed):

clean

WordNet sense 7 (quick or skillful or adept in action or thought):

adroit