- superfine - of extremely fine size or texture; "superfine sugar"; "a superfine file"
Antonym: coarse (indirect, via fine)
- overrefined, superfine - excessively delicate or refined
Antonym: unrefined (indirect, via refined)
- superfine - (used especially of merchandise) very fine in quality; "made of superfine Flemish cloth"
Antonym: worst (indirect, via best)