Term: black-headed snake: small secretive ground-living snake; found from central United States to Argentina
Broader: colubrid snake: mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes | Unrelated: fleet ballistic missile submarine: a submarine carrying ballistic missiles
Broader: colubrid snake: mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes | Unrelated: diocese: the territorial jurisdiction of a bishop
Broader: colubrid snake: mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes | Unrelated: tupi-guarani: a family of South American Indian languages
Broader: colubrid snake: mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes | Unrelated: sulfonate: a salt of sulphonic acid
Broader: colubrid snake: mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes | Unrelated: brigantine: two-masted sailing vessel square-rigged on the foremast and fore-and-aft rigged on the mainmast
Broader: colubrid snake: mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes | Unrelated: carotid body: a chemoreceptor located near the bifurcations of the carotid arteries; monitors oxygen content of the blood and helps control respiration
Broader: colubrid snake: mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes | Unrelated: tongue: the flap of material under the laces of a shoe or boot
Broader: colubrid snake: mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes | Unrelated: bond trading: trading in bonds (usually by a broker on the floor of an exchange)
Broader: colubrid snake: mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes | Unrelated: thessalian: a native or inhabitant of Thessaly
Broader: colubrid snake: mostly harmless temperate-to-tropical terrestrial or arboreal or aquatic snakes | Unrelated: localism: a phrase or pronunciation that is peculiar to a particular locality