Possible Clues:

• Bitter, drunk sour, binds one, I say
• Being bitter or sour can seem awful
• Resentful, bitter
• Bitter flowed cold and oyster starter turned sour
• When cooked American sour corn becomes bitter
• What the board did — turned out sour and bitter
• Artist with sense drinking my bitter
• Bitter scorn -- our aunt's beginning to be horrible
• Brag once mob from pub ask all to strip for bitter
• Represented our scorn about article, becoming spiteful