### Clue: Shield with coat of arms features queen's penultimate hairdo in badly-chosen surroundings (10)
### Answer: ESCUTCHEON 
 ### Explanation: Definition: Shield with coat of arms
 **Last but one letter of**(…'s penultimate) "queen " + [ CUT(a hairdo;a style of cutting the hair) **contained in**(in … surroundings) **anagram of**(badly) CHOSEN].