### Clue: Sudden enlightenment when retired Conservative's heard (6)
### Answer: SATORI 
 ### Explanation: Definition: Sudden enlightenment
 **Reversal of**(… retired) AS(when, as in "… as you walk into the room") + **homophone of**(…'s heard) "Tory"(short for a member of the Conservative Party).
Defn: …, sought in Zen Buddhism.