Term: knife-edge: a narrow boundary
Broader: extent: the distance or area or volume over which something extends | Unrelated: slack suit: casual dress consisting of slacks and matching jacket
Broader: extent: the distance or area or volume over which something extends | Unrelated: barberton daisy: widely cultivated South African perennial having flower heads with orange to flame-colored rays
Broader: extent: the distance or area or volume over which something extends | Unrelated: daydreamer: someone who indulges in idle or absentminded daydreaming
Broader: extent: the distance or area or volume over which something extends | Unrelated: homebound: people who are confined to their homes
Broader: extent: the distance or area or volume over which something extends | Unrelated: satanophobia: an abnormal fear of Satan
Broader: extent: the distance or area or volume over which something extends | Unrelated: shooting brake: another name for a station wagon
Broader: extent: the distance or area or volume over which something extends | Unrelated: commelina: any plant of the genus Commelina
Broader: extent: the distance or area or volume over which something extends | Unrelated: carpet moth: larvae feed on carpets and other woolens
Broader: extent: the distance or area or volume over which something extends | Unrelated: cape may warbler: North American wood warbler; olive green and yellow striped with black
Broader: extent: the distance or area or volume over which something extends | Unrelated: wild goat: undomesticated goat