Term: concave polygon: a polygon such that there is a straight line that cuts it in four or more points
Candidate hypernym: polygon: a closed plane figure bounded by straight sides → 1
Candidate hypernym: form family: (biology) an artificial taxonomic category for organisms of which the true relationships are obscure → 0
Candidate hypernym: id: a card or badge used to identify the bearer → 0
Candidate hypernym: old boy: a former male pupil of a school → 0
Candidate hypernym: spurious correlation: a correlation between two variables (e.g., between the number of electric motors in the home and grades at school) that does not result from any direct relation between them (buying electric motors will not raise grades) but from their relation to other variables → 0
Candidate hypernym: emperor: large moth of temperate forests of Eurasia having heavily scaled transparent wings → 0
Candidate hypernym: operational damage: loss of military equipment in field operations → 0
Candidate hypernym: tinsel: a thread with glittering metal foil attached → 0
Candidate hypernym: tool: an implement used in the practice of a vocation → 0
Candidate hypernym: distress: the seizure and holding of property as security for payment of a debt or satisfaction of a claim → 0
Candidate hypernym: ice milk: similar to ice cream but made of milk → 0