Tuition (8)
I believe the answer is:
training
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">tuition</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 training that I've seen before include "The holding of an office" , "Doing exercise" , "Preparing for athletic performance" , "Vocational education" , "Regime" .)