envelope vs wrapping

envelope and wrapping both are nouns.

Word	Noun	Adjective	Verb	Adverb
envelope	Yes	No	No	No
wrapping	Yes	No	No	No

As nouns, wrapping is a hypernym of envelope; that is, wrapping is a word with a broader meaning than envelope:

envelope: any wrapper or covering
wrapping: the covering (usually paper or cellophane) in which something is wrapped

Other hypernyms of envelope include wrap, wrapper.

envelope (noun)	wrapping (noun)
any wrapper or covering	the covering (usually paper or cellophane) in which something is wrapped
a flat (usually rectangular) container for a letter, thin package, etc.	an enveloping bandage
the bag containing the gas in a balloon
the maximum operating capability of a system (especially an aircraft)
a natural covering (as by a fluid)
a curve that is tangent to each of a family of curves