Extension (3-2)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">extension</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that extension can be written as annexe)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for annexe that I've seen before include "Building joined to another" , "Extension to main building" , "bit on the side?" , "Additional room etc for house" , "Side building" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">extension</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 add-on that I've seen before include "Extra bit" , "Computer peripheral" , "Extra unit, peripheral" , "Extra charge" , "Extra peripheral item" .)