Iroquois foe in the Beaver Wars (4)
I believe the answer is:
erie
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">iroquois foe in the beaver wars</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for erie that I've seen before include "North american lake sounds spooky" , "One of the Great Lakes" , "The lake sounds weird" , "Spooky-sounding" , "A Great American lake - sounds spooky" .)