### Clue: Wonder if aristocrat's game hid in lake (8)
### Answer: CHINLESS 
 ### Explanation: Definition: Wonder if aristocrat
 CHESS(the board game, not only for aristos) **containing**(hid) [IN + L(abbrev. for "lake") ].
Answer: When used together with "wonder", a derogatory term for one, especially an upper-class person, who lacks strength of character, ie. is weak or stupid, or both. The receding chin trademark is a genetic abnormality brought about by inbreeding, which is reputedly practised by the upper classes, including royalty.