send packing vs can

send packing is not a noun while can is a noun.

Word	Noun	Adjective	Verb	Adverb
send packing	No	No	Yes	No
can	Yes	No	Yes	No

As verbs, can is a hypernym of send packing; that is, can is a word with a broader meaning than send packing:

Other hypernyms of send packing include dismiss, displace, fire, force out, give notice, give the axe, give the sack, sack, send away, terminate.

send packing (noun)	can (noun)
	airtight sealed metal container for food or drink or paint etc.
	a room or building equipped with one or more toilets
	a plumbing fixture for defecation and urination
	the fleshy part of the human body that you sit on
	a buoy with a round bottom and conical top
	the quantity contained in a can

send packing (verb)	can (verb)
stop associating with	preserve in a can or tin
	terminate the employment of; discharge from an office or position