farm out vs subcontract

farm out is not a noun while subcontract is a noun.

Word	Noun	Adjective	Verb	Adverb
farm out	No	No	Yes	No
subcontract	Yes	No	Yes	No

As verbs, farm out and subcontract are synonyms defined as:

farm out and subcontract: arranged for contracted work to be done by others

Other synonyms of farm out include job.

farm out (noun)	subcontract (noun)
	a contract assigning to another party some obligations of a prior contract

farm out (verb)	subcontract (verb)
grant the services of or the temporary use of, for a fee	work under a subcontract; engage in a subcontract
arranged for contracted work to be done by others	arranged for contracted work to be done by others