Term: petcock: regulator consisting of a small cock or faucet or valve for letting out air or releasing compression or draining
Candidate hypernym: regulator: any of various controls or devices for regulating or controlling fluid flow, pressure, temperature, etc. → 1
Candidate hypernym: matchbox: a box for holding matches → 0
Candidate hypernym: groundsel tree: a shrub of salt marshes of eastern and south central North America and West Indies; fruit is surrounded with white plumelike hairy tufts → 0
Candidate hypernym: clerkship: the job of clerk → 0
Candidate hypernym: bighead: any of various diseases of animals characterized by edema of the head and neck → 0
Candidate hypernym: termination: a coming to an end of a contract period → 0
Candidate hypernym: aphrodisia: a desire for heterosexual intimacy → 0
Candidate hypernym: waw: the 6th letter of the Hebrew alphabet → 0
Candidate hypernym: skill: ability to produce solutions in some problem domain → 0
Candidate hypernym: compliment: a remark (or act) expressing praise and admiration → 0
Candidate hypernym: genus calamus: distinctive often spiny-stemmed palms found as climbers in tropical and subtropical forest → 0