lay off vs send away

lay off and send away both are verbs.

Word	Noun	Adjective	Verb	Adverb
lay off	No	No	Yes	No
send away	No	No	Yes	No

As verbs, send away is a hypernym of lay off; that is, send away is a word with a broader meaning than lay off:

lay off: dismiss, usually for economic reasons
send away: terminate the employment of; discharge from an office or position

Other hypernyms of lay off include can, dismiss, displace, fire, force out, give notice, give the axe, give the sack, sack, terminate.

lay off (verb)	send away (verb)
dismiss, usually for economic reasons	terminate the employment of; discharge from an office or position
put an end to a state or an activity	stop associating with