Possible Clues:

• Showed vicarious embarrassment, in a way
• Reacted to a sour note
• Grimaced
• Made slight involuntary movement from pain or embarrassment
• Shrank from the cold east wind outside
• Reacted to a really bad pun
• Shrank back, seeing snake outside church
• Flinched, made a face
• Made involuntary movement from pain or embarrassment