taper

taper (http://definr.com/taper)

     n 1: a convex shape that narrows toward a point
     2: the property possessed by a shape that narrows toward a
        point (as a wedge or cone)
     3: a loosely woven cord (in a candle or oil lamp) that draws
        fuel by capillary action up into the flame [syn: wick]
     4: stick of wax with a wick in the middle [syn: candle, {wax
        light}]
     v 1: diminish gradually; "Interested tapered off"
     2: give a point to; "The candles are tapered" [syn: sharpen,
        point]