Fourwords (Puzzle #16)

Difficulty: * *    (explanation of difficulty)

Fourwords is like a 4×4 crossword puzzle. Fill in the grid with sixteen letters such that the eight four-letter words created agree with the eight clues.

Howls, as a wolf
Actor Alda
Prefix for eight
Loophole  v v v v
Neighbour of Israel and Edom  >
University in SW U.S.  >
Command given to Rover  >
Billions of years  >

Previous puzzle: Puzzle #15.
Next puzzle: Puzzle #17.