Clever Clue Nominees

Please vote for the best clue from May (either by email or comments below). The Clever Clue of the Month will be announced on Friday.

Labor pain..............................UNIONSTRIKE

Rectangle that may have more than four
sides?..................................MENU
Support for a movement?.................TOILETSEAT
What separates the gulls from the
buoys?..................................WEBBEDFEET

Front runner?...........................DESERTER

Kent state?.............................SUPERMAN