outline vs describe

outline is a noun but describe is not a noun.

Word	Noun	Adjective	Verb	Adverb
outline	Yes	No	Yes	No
describe	No	No	Yes	No

As verbs, describe is a hypernym of outline; that is, describe is a word with a broader meaning than outline:

Other hypernyms of outline include depict, draw.

outline (noun)	describe (noun)
a schematic or preliminary plan
a sketchy summary of the main points of an argument or theory
the line that appears to bound an object

outline (verb)	describe (verb)
describe roughly or briefly or give the main points or summary of	identify as in botany or biology, for example
trace the shape of	give a description of
draw up an outline or sketch for something	to give an account or representation of in words
	make a mark or lines on a surface