walk out vs go forth

walk out and go forth both are verbs.

Word	Noun	Adjective	Verb	Adverb
walk out	No	No	Yes	No
go forth	No	No	Yes	No

As verbs, go forth is a hypernym of walk out; that is, go forth is a word with a broader meaning than walk out:

Other hypernyms of walk out include go away, leave.

walk out (verb)	go forth (verb)
leave suddenly, often as an expression of disapproval	come out of
leave abruptly, often in protest or anger	go away from a place
stop work in order to press demands