To become dense or more dense.
To crowd; throng; squeeze.
To push; press.
To trouble; oppress.
To thrust.
To push, press, or squeeze into a place; move sideways or vertically in an upright position by wriggling the body against opposing rock surfaces. Compare chimney.
A narrow gorge or ravine.
An obstacle overcome by thrutching; an act of thrutching (See verb #5)