Esteem; tick (6)
I believe the answer is:
credit
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">esteem</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >'<span class="explanation-format__original">tick</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for credit that I've seen before include "Belief - trust - favourable acknowledgment" , "Acknowledgment, recognition or praise" , "Ascribe" , "Due recognition for kind of loan?" , "Approval" .)