Related Clues:

• Grow displeased
• Turn, in a sense
• One of the seven basic tastes
• Like vinegar
• Skittles variety
• Like lemon juice
• Become bitter
• Like some Gummi Bears
• Embittered
• Making the mouth pucker, say
• Turn rancid
• Like a crab apple
• Whiskey go-with
• Whisky concoction
• One of the basic tastes