subcontract vs farm out

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

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

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

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

Other synonyms of subcontract include job.

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

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