Grotto (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">grotto</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for cave that I've seen before include "Hollow in a cliff or underground" , "Natural hollow in side of hill or cliff" , "Natural underground chamber" , "Watch out" , "Beware" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">grotto</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>
(Other definitions for cavern that I've seen before include "Large cave" , "Large 24 chamber" , "Craven in a cave" , "Vast dark space" , "Grotto" .)