Bloom, blossom (6)
I believe the answer is:
flower
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">bloom</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I know that bloom can be written as flower)</span><br/ ><br/ >'<span class="explanation-format__original">blossom</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I know that blossom can be written as flower)</span><br/ ><br/ ></span>
(Other definitions for flower that I've seen before include "Blossom" , "prime of life" , "rose, perhaps" , "Plant cultivated for blossoms" , "Don, say" .)