sill

The Red Sea was initially connected from the north to the Mediterranean through a shallow sill.

Often it seems, this cosy spot would appear to be a window sill, as ladybirds can easily squeeze through the small gaps around loose fitting windows.

Political analysts cautioned that the race is sill wide open, with one expert declining to speculate during the “embryonic” stages as the field takes shape.

First, though, she needed to crawl out a narrow ladies’ room window and stand up on the sill.

This rigid material must be custom cut and fit tight between the floor joists, subfloor and sill plate.