get off vs go down

get off and go down both are verbs.

Word	Noun	Adjective	Verb	Adverb
get off	No	No	Yes	No
go down	No	No	Yes	No

As verbs, go down is a hypernym of get off; that is, go down is a word with a broader meaning than get off:

Other hypernyms of get off include come down, descend, fall.

get off (verb)	go down (verb)
escape potentially unpleasant consequences; get away with a forbidden action	grow smaller
cause to be acquitted; get off the hook; in a legal case	stop operating
deliver verbally	be defeated
transfer	be ingested
get high, stoned, or drugged	go under
send via the postal service	disappear beyond the horizon
alight from (a horse)	move downward and lower, but not necessarily all the way
get out of quickly	be recorded or remembered
leave a vehicle, aircraft, etc.
enjoy in a sexual way
be relieved of one's duties temporarily