deliver vs drop off

deliver and drop off both are verbs.

Word	Noun	Adjective	Verb	Adverb
deliver	No	No	Yes	No
drop off	No	No	Yes	No

As verbs, drop off is a hyponym of deliver; that is, drop off is a word with a more specific, narrower meaning than deliver:

Other hyponyms of deliver include misdeliver, process, serve, swear out, discharge, drop, put down, set down, unload, consign.

deliver (verb)	drop off (verb)
cause to be born	change from a waking to a sleeping state
deliver (a speech, oration, or idea)	fall to a lower standard
pass down	fall or diminish
utter (an exclamation, noise, etc.)	retreat
bring to a destination, make a delivery	remove (cargo, people, etc.) from and leave
throw or hurl from the mound to the batter, as in baseball
to surrender someone or something to another
relinquish possession or control over
carry out or perform
hand over to the authorities of another country
free from harm or evil
save from sins