Clue: Shamu of SeaWorld

Answer: ORCA

Length: 4

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Similar Clues:

• They're pretty much all called Shamu, at SeaWorld (ORCAS with 5 letters)
• Offerer of package deals, in brief (USPS with 4 letters)
• Summer office worker (INTERN with 6 letters)
• Officer on TV's "The Dukes of Hazzard" (ENOS with 4 letters)
• Officially charged (INVOICED with 8 letters)
• Lady ofSp. (SRA with 3 letters)
• Offensive stat (RBI with 3 letters)
• Whole Foods offerings (TOFUS with 5 letters)
• Post office activity, or a hint to this puzzle's theme (LETTERSORTING with 13 letters)
• Official truce (CEASEFIRE with 9 letters)