Long, pine (5)
I believe the answer is:
yearn
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">long</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >'<span class="explanation-format__original">pine</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ ></span>
(Other definitions for yearn that I've seen before include "Feel desire" , "Desire strongly" , "Have an intense feeling of longing" , "Long (for something)" , "Pant - pine" .)