contractor

nouns

someone (a person or firm) who contracts to build things
is derived from
is a type of (narrower)
someone who contracts for and supervises construction (as of a building)
the bridge player in contract bridge who wins the bidding and can declare which suit is to be trumps
(law) a party to a contract
domain category
the collection of rules imposed by authority
"civilization presupposes respect for the law"; "the great problem for jurisprudence to allow freedom while enforcing order"
is a type of (narrower)
a person involved in legal proceedings
"the party of the first part"
a bodily organ that contracts
is derived from