stirrer

/ˈstɜrər/
noun
  1. An object used for stirring liquids, such as a spoon or stick.
    • She used a wooden stirrer to mix the hot chocolate.
    • He grabbed a stirrer to blend the sauce.
    • The coffee shop provides plastic stirrers for customers.
  2. A person who deliberately causes trouble or conflict.
    • Everyone knew he was a stirrer who loved to start arguments.
    • She's a bit of a stirrer, always spreading gossip.
    • The office stirrer kept complaining about small issues to upset people.