common-law

(noun) (civil law) a law established by following earlier judicial decisions. Synonyms: case law, precedent, common law.

(noun) a system of jurisprudence based on judicial precedents rather than statutory laws. Synonyms: common law, case law, precedent. Example: "Common law originated in the unwritten laws of england and was later applied in the united states."

(adj) based on common law. Synonyms: common-law(predicate). Example: "A common-law right."