Term: erbium: a trivalent metallic element of the rare earth group; occurs with yttrium
Candidate hypernym: metallic element: any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. → 1
Candidate hypernym: leitneriaceae: coextensive with the genus Leitneria; commonly isolated in a distinct order → 0
Candidate hypernym: damage control: an effort to minimize or curtail damage or loss → 0
Candidate hypernym: good guy: any person who is on your side → 0
Candidate hypernym: lichenes: comprising the lichens which grow symbiotically with algae; sometimes treated as an independent group more or less coordinate with algae and fungi → 0
Candidate hypernym: number: a select company of people → 0
Candidate hypernym: mountain male fern: a fern of the genus Dryopteris → 0
Candidate hypernym: groan: an utterance expressing pain or disapproval → 0
Candidate hypernym: screw key: a wrench for turning a screw → 0
Candidate hypernym: mandaean: the form of Aramaic used by the Mandeans → 0
Candidate hypernym: indian race: usually included in the Mongoloid race → 0