Term: roller: pigeon that executes backward somersaults in flight or on the ground
Candidate hypernym: animal: a living organism characterized by voluntary movement → 1
Candidate hypernym: aqueous solution: a solution in water → 0
Candidate hypernym: graduated cylinder: a cylindrical graduate → 0
Candidate hypernym: obtuse angle: an angle between 90 and 180 degrees → 0
Candidate hypernym: free trader: an advocate of unrestricted international trade → 0
Candidate hypernym: retrophyllum: small genus of tropical evergreen dioecious shrubs or trees of Oceania and tropical South America → 0
Candidate hypernym: cittern: a 16th century musical instrument resembling a guitar with a pear-shaped soundbox and wire strings → 0
Candidate hypernym: rate of return: the amount returned per unit of time expressed as a percentage of the cost → 0
Candidate hypernym: listed security: a security that has been accepted for trading by one of the organized and registered securities exchanges in the US → 0
Candidate hypernym: aldosteronism: a condition caused by overproduction of aldosterone → 0
Candidate hypernym: creeper: any plant (as ivy or periwinkle) that grows by creeping → 0