Clue: Former role here in Paris starts on picket line, extremely shaken, drunk or stoned (4,10)
Answer: PAST PARTICIPLE
Explanation: Definition: shaken, drunk or stoned
A charade of PAST ('former') plus PART ('role') plus ICI ('here in Paris') plus PLE ('starts on **P**icket **L**ine **E**xtremely'), with an unannounced indication by examples.