Thanks (9)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">thanks</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for gratitude that I've seen before include "Appreciation of kindness" , "Thanks" , "A sense of indebtedness and thankfulness" , "Feeling of appreciation" , "feeling of obligation" .)