kick upstairs vs tenure

kick upstairs is not a noun while tenure is a noun.

Word	Noun	Adjective	Verb	Adverb
kick upstairs	No	No	Yes	No
tenure	Yes	No	Yes	No

As verbs, tenure is a hyponym of kick upstairs; that is, tenure is a word with a more specific, narrower meaning than kick upstairs:

Other hyponyms of kick upstairs include bring up, spot promote, ennoble, entitle, gentle, favor, favour, prefer, brevet.

kick upstairs (noun)	tenure (noun)
	the right to hold property; part of an ancient hierarchical system of holding lands
	the term during which some position is held

kick upstairs (verb)	tenure (verb)
give a promotion to or assign to a higher position	give life-time employment to