Murky

Murk"y (?), a. [Compar. Murkier (?); superl. Murkiest.] [OE. mirke, merke, AS. myrce, mirce; akin to Icel. myrkr, Dan. & Sw. mörk.] Dark; obscure; gloomy. "The murkiest den." Shak.

A murky deep lowering o'er our heads.
Addison.