linger vs go away

linger and go away both are verbs.

Word	Noun	Adjective	Verb	Adverb
linger	No	No	Yes	No
go away	No	No	Yes	No

As verbs, go away is a hypernym of linger; that is, go away is a word with a broader meaning than linger:

Other hypernyms of linger include go forth, leave.

linger (verb)	go away (verb)
take one's time; proceed slowly	get lost, as without warning or explanation
leave slowly and hesitantly	go away from a place
be about a place without any apparent purpose	move away from a place into another direction
to hang about in a place beyond the proper or usual time	become invisible or unnoticeable
remain present although waning or gradually dying