Murk is a 4 letter English word. It's valid Scrabble word worth 10 points. It's valid Words with friends word worth 12 points.
You can make 23 anagrams from letters in murk (kmru).
before 900; Middle English mirke, myrke Old Norse myrkr dark, darkness, replacing Old English myrce dark
Through the murk Code could see the Nettie B. three miles ahead.
I should as soon have expected them to send her into the murk of the bottomless pit.
It issued from the forest a mile away and its head was lost in the murk of the fields.
He had forgotten murk in his interest in the conversation with Kate Gilbert.
He glanced back, and saw murk getting out of another taxicab.
All I saw moving was a heron; he was flying low, and disappeared in the murk.
The taxicab stopped at a corner, and Farland and murk got out.
Or was there some prisoner like himself lost out there in the murk?
Sir Edward and his son entered the murk, and had to feel their way, and halted.
Whistler or Monet might picture for us the murk and mystery of this pregnant gloom.