Mystery (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">mystery</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that mystery can be written as enigma)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for enigma that I've seen before include "Mysteriously puzzling person or thing" , "WW2 code" , "Mystery U puzzle" , "Solution to mystery" , "WW two Ger. code device; puzzle" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">mystery</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that mystery can be written as secret)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for secret that I've seen before include "Inner" , "Concealed" , "Confidential or mysterious" , "Security marking" , "One not to be divulged" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">mystery</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for puzzle that I've seen before include "Crossword maybe" , "Ingenious problem" , "A game to test ingenuity" , "See 10" , "See 1" .)