air-drop vs set down

air-drop and set down both are verbs.

Word	Noun	Adjective	Verb	Adverb
air-drop	No	No	Yes	No
set down	No	No	Yes	No

As verbs, set down is a hypernym of air-drop; that is, set down is a word with a broader meaning than air-drop:

Other hypernyms of air-drop include discharge, drop, drop off, put down, unload.

air-drop (verb)	set down (verb)
drop (an object) from the air; unload from a plane or helicopter	put down in writing; of texts, musical compositions, etc.
	remove (cargo, people, etc.) from and leave
	put or settle into a position
	cause to sit or seat or be in a settled position or place
	go ashore
	reach or come to rest