penumbra /pe-numˈbrə/

1. A partial or lighter shadow round the perfect or darker shadow produced by an eclipse or by a large unfocused light source shining on an opaque object
2. The less dark border of a sunspot or any similar spot
3. The part of a picture where the light and shade blend into each other

• get round
• get round to
• gets
• get shot of
• get someone at it
• get someone's back up
• get someone's dander up
• get someone's goat
• get someone's measure
• get someone's number
• get something down to a fine art
• get something off one's chest
• get spliced
• get stuck in
• get stuck into
• get stuffed
• gettable
• getter
• gettered
• gettering
• getterings
• getters
• get the ball rolling
• get the best of it
• get the better of