1) Best 2) Overrefined 3) Rare 4) Refined 1) Excessively refined 2) Extra fine in quality 3) Fine 4) Very fine in quality 
• (a.) Very fine, or most fine; being of surpassing fineness; of extra nice or fine quality; as, superfine cloth. • (a.) Excessively fine; too nice; over particular; as, superfine distinctions; superfine tastes.
Su'per·fine adjective 1. Very fine, or most fine; being of surpassing fineness; of extra nice or fine quality; as, superfine cloth. 2. Excessively fine; too nice; over particular; as, superfine distinctions; superfine tastes. 
[adj] - of extremely fine size or texture 2. [adj] - (used especially of merchandise) very fine in quality
superfine, superfineness 1. Of exceptional quality or refinement. 2. Excessively delicate or refined. 3. Of extra fine texture; such as, superfine sandpaper.
adjective (used especially of merchandise) very fine in quality; `made of superfine Flemish cloth`
extra fine, as in grain or texture; unusually fine: superfine sugar. · extra fine in quality. · excessively refined; overnice: superfine manners.