Capital of Latvia (4)
I believe the answer is:
riga
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">capital of latvia</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for riga that I've seen before include "Latvian capital" , "Baltic capital city" , "capital in Europe" , "trading centre in Latvia" , "Baltic port" .)