Thor, to Odin (3)
I believe the answer is:
son
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">thor to odin</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for son that I've seen before include "Male child" , "Male scion" , "A relative" , "Heir" , "Young boy" .)