Term: whistling swan: North American subspecies of tundra swan having a soft whistling note
Broader: tundra swan: swan that nests in tundra regions of the New and Old Worlds | Unrelated: brule: a member of a group of Siouan people who constituted a division of the Teton Sioux
Broader: tundra swan: swan that nests in tundra regions of the New and Old Worlds | Unrelated: paid vacation: a vacation from work by an employee with pay granted
Broader: tundra swan: swan that nests in tundra regions of the New and Old Worlds | Unrelated: radiotelegraph: the use of radio to send telegraphic messages (usually by Morse code)
Broader: tundra swan: swan that nests in tundra regions of the New and Old Worlds | Unrelated: wrath: belligerence aroused by a real or supposed wrong (personified as one of the deadly sins)
Broader: tundra swan: swan that nests in tundra regions of the New and Old Worlds | Unrelated: portunidae: swimming crabs
Broader: tundra swan: swan that nests in tundra regions of the New and Old Worlds | Unrelated: metathesis: a linguistic process of transposition of sounds or syllables within a word or words within a sentence
Broader: tundra swan: swan that nests in tundra regions of the New and Old Worlds | Unrelated: rhizoid: any of various slender filaments that function as roots in mosses and ferns and fungi etc
Broader: tundra swan: swan that nests in tundra regions of the New and Old Worlds | Unrelated: dasyproctidae: agoutis and pacas
Broader: tundra swan: swan that nests in tundra regions of the New and Old Worlds | Unrelated: okra: tall coarse annual of Old World tropics widely cultivated in southern United States and West Indies for its long mucilaginous green pods used as basis for soups and stews; sometimes placed in genus Hibiscus
Broader: tundra swan: swan that nests in tundra regions of the New and Old Worlds | Unrelated: baronduki: terrestrial Siberian squirrel