The term 'sit on' can be interpreted in a variety of ways, but in this context it is used to describe the act of suppressing or controlling something. The crossword solutions for this term are QUASH (5 letters), BROOD (5 letters), STIFLE (6 letters), REPRESS (7 letters), SQUELCH (7 letters), and COMPRESS (8 letters). All of these words refer to the act of restraining or controlling something, either physically or emotionally. QUASH and STIFLE both refer to the act of suppressing something, while BROOD and REPRESS refer to the act of controlling emotions. SQUELCH and COMPRESS both refer to the act of restraining something physically.