Folk wisdom (4)
I believe the answer is:
lore
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">folk wisdom</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for lore that I've seen before include "Role for body of traditions" , "Tales of old" , "Body of knowledge" , "Wisdom" , "Folk myths" .)