Around (5)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">around</span>' is the definition.<br/ ><span class="explanation-format__explanation">(circa means around or approximately)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for circa that I've seen before include "Preposition meaning about, usually preceding a date" , "Approximately (of a year)" , "Costa del Sol city" , "Approximately (Lat.)" , "More or less" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">around</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for about that I've seen before include "in the offing?" , "Regarding" , "In the area of or in relation to" , "Concerning; roughly" , "Concerning (something)" .)