dell
glen
DellIn Northumbrian a dene means a steep-sided valley..
Vale of Tempe
Clog
The meaning of the name Glenn is: From the Wooded Valley It is Scottish. Famous Glenn's - Glenn Close, Glenn Gould, and John Glenn.
Another name for a small wooded area is a "copse." This term typically refers to a thicket or grove of trees that is smaller than a forest. Other synonyms include "grove" and "thicket." These areas often provide habitat for wildlife and can be used for recreational purposes.
Sindh.
Ria
Sindh.
hoopa valley
Another name for mercury is quicksilver.
A deep valley could be called a canyon, such as the Grand Canyon.