By chance (12)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">by chance</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for accidentally that I've seen before include "Not purposefully, by mistake" , "Inadvertently, by chance" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">by chance</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Another definition for fortuitously that I've seen is " By chance".)
(Other definitions for forte that I've seen before include "speciality" , "Musically, loud" , "Strong point - loudly (in music)" , "Loud (mus.)" , "Personal strong suit" .)