Term: proving ground: a workplace for testing new equipment or ideas
Candidate hypernym: workplace: a place where work is done → 1
Candidate hypernym: rod: a visual receptor cell that is sensitive to dim light → 0
Candidate hypernym: maintenance: the unauthorized interference in a legal action by a person having no interest in it (as by helping one party with money or otherwise to continue the action) so as to obstruct justice or promote unnecessary litigation or unsettle the peace of the community → 0
Candidate hypernym: spammer: someone who sends unwanted email (often in bulk) → 0
Candidate hypernym: latchet: a leather strap or thong used to attach a sandal or shoe to the foot → 0
Candidate hypernym: genus deinonychus: advanced bipedal carnivorous dinosaur → 0
Candidate hypernym: flounder: flesh of any of various American and European flatfish → 0
Candidate hypernym: eye: a small hole or loop (as in a needle) → 0
Candidate hypernym: sculptress: a woman sculptor → 0
Candidate hypernym: gastrointestinal hormone: hormones that affect gastrointestinal functioning → 0
Candidate hypernym: nova: a star that ejects some of its material in the form of a cloud and become more luminous in the process → 0