"Precedent" is a word in LAW AND LEGAL, ENGLISH

An adjudged case or de-clslon of a court of Justice, considered as furnishing an example or authority for an identical or similar case afterwards arising or a similar question of law

Going before; anterior; preceding; antecedent; as,
precedent services.

A judicial decision which serves as a rule for future
determinations in similar or analogous cases; an authority to be
followed in courts of justice; forms of proceeding to be followed in
similar cases.

A preceding circumstance or condition; an antecedent;
hence, a prognostic; a token; a sign.

A rough draught of a writing which precedes a finished
copy.

Something done or said that may serve as an example to
authorize a subsequent act of the same kind; an authoritative example.