Term: fifth wheel: an extra car wheel and tire for a four-wheel vehicle
Candidate hypernym: mechanism: device consisting of a piece of machinery; has moving parts that perform some function → 1
Candidate hypernym: savanna: a flat grassland in tropical or subtropical regions → 0
Candidate hypernym: spanish monetary unit: monetary unit in Spain → 0
Candidate hypernym: backhand drive: a hard straight return made on the backhand side → 0
Candidate hypernym: deuterium: an isotope of hydrogen which has one neutron (as opposed to zero neutrons in hydrogen) → 0
Candidate hypernym: whitewash: a defeat in which the losing person or team fails to score → 0
Candidate hypernym: bib-and-tucker: an attractive outfit → 0
Candidate hypernym: right fielder: the person who plays right field → 0
Candidate hypernym: transmittance: the fraction of radiant energy that passes through a substance → 0
Candidate hypernym: gymnopilus validipes: a poisonous fungus with a dry cap and a cortina that does not leave much of a ring on the robust stalk → 0
Candidate hypernym: welcher: someone who swindles you by not repaying a debt or wager → 0