Sanitariness (7)
I believe the answer is:
hygiene
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sanitariness</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that hygiene is a type of sanitariness)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for hygiene that I've seen before include "Personal cleanliness" , "The practice or conditions of cleanliness" , "Sanitary practices conducive to health" , "Cleanliness, sanitation" , "Practice of cleanliness to maintain health" .)