shape-up vs employment

shape-up and employment both are nouns.

Word	Noun	Adjective	Verb	Adverb
shape-up	Yes	No	No	No
employment	Yes	No	No	No

As nouns, employment is a hypernym of shape-up; that is, employment is a word with a broader meaning than shape-up:

shape-up: a way of hiring longshoremen by the day; applicants gather around a union boss who selects those to be hired
employment: the act of giving someone a job

Other hypernyms of shape-up include engagement.

shape-up (noun)	employment (noun)
a way of hiring longshoremen by the day; applicants gather around a union boss who selects those to be hired	the occupation for which you are paid
	the act of using
	the act of giving someone a job
	the state of being employed or having a job