outline vs epitome

outline and epitome both are nouns.

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

As nouns, epitome is a hyponym of outline; that is, epitome is a word with a more specific, narrower meaning than outline:

Other hyponyms of outline include brief, apercu.

outline (noun)	epitome (noun)
a schematic or preliminary plan	a standard or typical example
a sketchy summary of the main points of an argument or theory	a brief abstract (as of an article or book)
the line that appears to bound an object

outline (verb)	epitome (verb)
describe roughly or briefly or give the main points or summary of
trace the shape of
draw up an outline or sketch for something