thrutch
/θrʌtʃ
/noun Northern English
A narrow gorge or ravine.Draenen was significantly warmer and friendlier than the surface, and with a low stream, the energetic thrutches of the entrance stream soon had us nice and toasty....
- There are a few thrutches and problems, but it is essentially a big clean endless rift where the stream is a friendly companion, without any hint of a threat.
- Arriving in a small chamber, a short thrutch at the base of the right wall gains more mud floored Phreatic passage until eventually emerging at the top of a pile of boulders looking out into the main chamber.
verb [no object, with adverbial of direction] informal
Push, press, or squeeze into a space when climbing: I thrutched up the final crack to a small pinnacle
Origin
Old English (as a verb), of West Germanic origin.