More precipitous (7)
I believe the answer is:
steeper
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">more precipitous</span>' is the definition.<br/ ><span class="explanation-format__explanation">('steep' can be similar in meaning to 'precipitous')</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for steeper that I've seen before include "More precipitous" , "More inclined" , "greater inclination" .)