Small cave (6)
I believe the answer is:
grotto
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">small cave</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for grotto that I've seen before include "Small cave, perhaps with religious connotations" , "Type of cave, often with religious significance" , "Fancy cave" , "Pretty cave" , "Ornamental cave" .)