Related Clues:

• Lack of moderation, in drinking say
• Sounds as if X, together with S, is just too much for this
• Perhaps XSSS make too much sound
• Surplus integral to this puzzle's theme answers
• Too much - going too far
• Subjugate by force
• More than needed
• Clare on boat once upfront with leftovers
• Sounds like X and S for leftovers
• What a gourmand eats to
• Surplus amount
• Extra gets direction to cross Clare as old foreign bodyguard
• Intemperance
• Amount that is more than is needed
• Too much for old partner on outskirts of central pass