deplane vs get off

deplane and get off both are verbs.

Word	Noun	Adjective	Verb	Adverb
deplane	No	No	Yes	No
get off	No	No	Yes	No

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

deplane (verb)	get off (verb)
get off an airplane	escape potentially unpleasant consequences; get away with a forbidden action
	cause to be acquitted; get off the hook; in a legal case
	deliver verbally
	transfer
	get high, stoned, or drugged
	send via the postal service
	alight from (a horse)
	get out of quickly
	leave a vehicle, aircraft, etc.
	enjoy in a sexual way
	be relieved of one's duties temporarily