impel vs send off

impel and send off both are verbs.

Word	Noun	Adjective	Verb	Adverb
impel	No	No	Yes	No
send off	No	No	Yes	No

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

Other hyponyms of impel include flip, rocket, carry, kick, pole, punt, hit, throw, drive, launch, catapult, project, loft.

impel (verb)	send off (verb)
cause to move forward with force	transfer
urge or force (a person) to an action; constrain or motivate	throw, send, or cast forward
	send away towards a designated goal