Scent or odour (7)
I believe the answer is:
perfume
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">scent</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I know that perfume is a more specific form of scent)</span><br/ ><br/ >'<span class="explanation-format__original">odour</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I know that perfume is a type of odour)</span><br/ ><br/ ></span>
(Other definitions for perfume that I've seen before include "Pleasant smell" , "Fragrance, scent" , "Aroma" , "What's pleasant-smelling" , "Fragrant toiletry" .)