bunk vs go away

bunk is a noun but go away is not a noun.

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

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

Other hypernyms of bunk include go forth, leave.

bunk (noun)	go away (noun)
a bed on a ship or train; usually in tiers
a rough bed (as at a campsite)
beds built one above the other
a long trough for feeding cattle
unacceptable behavior (especially ludicrously false statements)
a message that seems to convey no meaning

bunk (verb)	go away (verb)
flee; take to one's heels; cut and run	get lost, as without warning or explanation
provide with a bunk	go away from a place
avoid paying	move away from a place into another direction
	become invisible or unnoticeable