going away vs deed

going away and deed both are nouns.

Word	Noun	Adjective	Verb	Adverb
going away	Yes	No	No	No
deed	Yes	No	No	No

As nouns, deed is a hypernym of going away; that is, deed is a word with a broader meaning than going away:

Other hypernyms of going away include act, human action, human activity.

going away (noun)	deed (noun)
the act of departing	something that people do or cause to happen
	a legal document signed and sealed and delivered to effect a transfer of property and to show the legal right to possess it