Hawkeye State (4)
I believe the answer is:
iowa
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hawkeye state</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for iowa that I've seen before include "US state, capital Des Moines" , "'Hawkeye State'" , "part of United States" , "American state, capital Des Moines" , "US swing electoral state" .)