put to work vs employ

put to work is not a noun while employ is a noun.

Word	Noun	Adjective	Verb	Adverb
put to work	No	No	Yes	No
employ	Yes	No	Yes	No

As verbs, employ is a hypernym of put to work; that is, employ is a word with a broader meaning than put to work:

put to work: cause to work
employ: put into service; make work or employ for a particular purpose or for its inherent or natural purpose

Other hypernyms of put to work include apply, use, utilise, utilize.

put to work (noun)	employ (noun)
	the state of being employed or having a job

put to work (verb)	employ (verb)
cause to work	put into service; make work or employ for a particular purpose or for its inherent or natural purpose
	engage or hire for work