taper vs tapering

taper and tapering both are nouns.

Word	Noun	Adjective	Verb	Adverb
taper	Yes	No	Yes	No
tapering	Yes	Yes	No	No

taper (noun)	tapering (noun)
stick of wax with a wick in the middle	the act of gradually lowering the size or amount
a loosely woven cord (in a candle or oil lamp) that draws fuel by capillary action up into the flame
the property possessed by a shape that narrows toward a point (as a wedge or cone)
a convex shape that narrows toward a point

taper (adjective)	tapering (adjective)
	gradually decreasing until little remains
	becoming gradually narrower

taper (verb)	tapering (verb)
give a point to
diminish gradually