Term: penumbra: a fringe region of partial shadow around an umbra
Broader: shadow: shade within clear boundaries | Unrelated: low-sodium diet: a diet that limits the intake of salt (sodium chloride); often used in treating hypertension or edema or certain other disorders
Broader: shadow: shade within clear boundaries | Unrelated: temperance: the act of tempering
Broader: shadow: shade within clear boundaries | Unrelated: walapai: a member of a North American people formerly living in the Colorado river valley in Arizona
Broader: shadow: shade within clear boundaries | Unrelated: self-esteem: a feeling of pride in yourself
Broader: shadow: shade within clear boundaries | Unrelated: arrow: a mark to indicate a direction or relation
Broader: shadow: shade within clear boundaries | Unrelated: fenugreek: aromatic seeds used as seasoning especially in curry
Broader: shadow: shade within clear boundaries | Unrelated: mainstream: the prevailing current of thought
Broader: shadow: shade within clear boundaries | Unrelated: water-rate: rate per quarter for water from a public supply
Broader: shadow: shade within clear boundaries | Unrelated: offspring: something that comes into existence as a result
Broader: shadow: shade within clear boundaries | Unrelated: tricuspid valve: valve with three cusps; situated between the right atrium and the right ventricle; allows blood to pass from atrium to ventricle and closes to prevent backflow when the ventricle contracts