Term: pumice: a light glass formed on the surface of some lavas; used as an abrasive
Broader: relation: an abstraction belonging to or characteristic of two entities or parts together | Unrelated: front man: a person used as a cover for some questionable activity
Broader: relation: an abstraction belonging to or characteristic of two entities or parts together | Unrelated: european ladies' tresses: European orchid having shorter racemes of strongly spiraling snow-white flowers
Broader: relation: an abstraction belonging to or characteristic of two entities or parts together | Unrelated: backbench: any of the seats occupied by backbenchers in the House of Commons
Broader: relation: an abstraction belonging to or characteristic of two entities or parts together | Unrelated: landing skid: one of two parts of the landing gear of a helicopter
Broader: relation: an abstraction belonging to or characteristic of two entities or parts together | Unrelated: cushitic: a group of languages spoken in Ethiopia and Somalia and northwestern Kenya and adjacent regions
Broader: relation: an abstraction belonging to or characteristic of two entities or parts together | Unrelated: deodar: tall East Indian cedar having spreading branches with nodding tips; highly valued for its appearance as well as its timber
Broader: relation: an abstraction belonging to or characteristic of two entities or parts together | Unrelated: lovoa: genus of African timber trees
Broader: relation: an abstraction belonging to or characteristic of two entities or parts together | Unrelated: weimaraner: large breed of hound having a smooth greyish coat; originated in Germany
Broader: relation: an abstraction belonging to or characteristic of two entities or parts together | Unrelated: bedroom furniture: furniture intended for use in a bedroom
Broader: relation: an abstraction belonging to or characteristic of two entities or parts together | Unrelated: rotational nystagmus: nystagmus caused by the body rotating rapidly; large slow movements of the eyeballs are in the direction of rotation