Come in again (7)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">come in again</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for re-enter that I've seen before include "Go back in" , "Come or go in again" , "compete again" , "Come back inside" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">come in again</span>' is the definition.<br/ ><span class="explanation-format__explanation">('enter' can be a synonym for 'come in' so perhaps 'reenter' is OK for 'come in again')</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for reenter that I've seen before include "Penetrate again" , "Come back inside" , "Go/come in again" , "Terrene (anag.)" , "Go in again" .)