Term: boat whistle: a whistle on a boat that is sounded as a warning
Candidate hypernym: physical entity: an entity that has physical existence → 1
Candidate hypernym: uptown: a residential part of town away from the central commercial district → 0
Candidate hypernym: plumb rule: a plumb line attached to a narrow board → 0
Candidate hypernym: aryan: a member of the prehistoric people who spoke Proto-Indo European → 0
Candidate hypernym: fruit custard: a custard containing fruit → 0
Candidate hypernym: tractor: a truck that has a cab but no body; used for pulling large trailers or vans → 0
Candidate hypernym: markov process: a simple stochastic process in which the distribution of future states depends only on the present state and not on how it arrived in the present state → 0
Candidate hypernym: gun: a weapon that discharges a missile at high velocity (especially from a metal tube or barrel) → 0
Candidate hypernym: slam dunk: something that is a sure to occur; a foregone conclusion → 0
Candidate hypernym: fibrinase: in the clotting of blood thrombin catalyzes factor XIII into its active form (fibrinase) which causes fibrin to form a stable clot → 0
Candidate hypernym: millenarianism: belief in the Christian doctrine of the millennium mentioned in the Book of Revelations → 0