Term: river boat: a boat used on rivers or to ply a river
Candidate hypernym: boat: a small vessel for travel on water → 1
Candidate hypernym: bunter: a batter who bunts → 0
Candidate hypernym: doubler: an electronic device that doubles the voltage or the frequency of an input signal → 0
Candidate hypernym: nitrite bacterium: any of the nitrobacteria that oxidize ammonia into nitrites → 0
Candidate hypernym: dearth: an insufficient quantity or number → 0
Candidate hypernym: flavonoid: any of a large class of plant pigments having a chemical structure based on or similar to flavone → 0
Candidate hypernym: pitch pipe: a small pipe sounding a tone of standard frequency; used to establish the starting pitch for unaccompanied singing → 0
Candidate hypernym: fetal membrane: any membrane that functions for the protection or nourishment or respiration or excretion of a developing fetus → 0
Candidate hypernym: bhutanese monetary unit: monetary unit in Bhutan → 0
Candidate hypernym: dinner service: a table service for serving dinner → 0
Candidate hypernym: barycenter: (astronomy) the common center of mass around which two or more bodies revolve → 0