Sedate, staid (5)
I believe the answer is:
sober
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">sedate</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >'<span class="explanation-format__original">staid</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ ></span>
(Other definitions for sober that I've seen before include "Snot drunk" , "Staid; clear-headed" , "On the wagon" , "Sedate and rational" , "Restrained, grave" .)