Term: undercover operation: an operation involving secret work within a community or institution
Candidate hypernym: entity: that which is perceived or known or inferred to have its own distinct existence (living or nonliving) → 1
Candidate hypernym: second joint: the upper joint of the leg of a fowl → 0
Candidate hypernym: silk gland: silk-producing gland of insects (especially of a silkworm) or spiders → 0
Candidate hypernym: hydrazoic acid: a colorless explosive liquid that is volatile and poisonous and foul-smelling → 0
Candidate hypernym: persoonia: Australian undershrubs to small trees: geebungs → 0
Candidate hypernym: choline: a B-complex vitamin that is a constituent of lecithin; essential in the metabolism of fat → 0
Candidate hypernym: inheritance tax: a tax on the estate of the deceased person → 0
Candidate hypernym: hylocichla: American thrush: wood thrush; hermit thrush; veery → 0
Candidate hypernym: psilophytaceae: Paleozoic plants → 0
Candidate hypernym: clandestine operation: an intelligence operation so planned and executed as to insure concealment → 0
Candidate hypernym: spectroscope: an optical instrument for spectrographic analysis → 0