Come to light (9)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">come to light</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for transpire that I've seen before include "Lose water vapour" , "Come to pass" , "Prove to be so, happen" , "Ensue with terrapins" , "Become known about terrapins" .)