Submissively (6)
I believe the answer is:
meekly
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">submissively</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for meekly that I've seen before include "Submissively, gently" , "In a mild and submissive manner" , "In a compliant manner" , "In docile, obedient manner" , "In gentle, acquiescent manner" .)