feelers

/F IY1 L ER0 Z/
noun
  1. 1

    Someone or something that feels.

    โ€œAre you more of a feeler or more of a thinker?โ€

  2. 2

    An antenna or appendage used for feeling, especially on an insect.

  3. 3

    Something ventured to test another's feelings, opinion, or position.

    โ€œI sent out some feelers but they didn't seem interested.โ€

Source: https://en.wiktionary.org/wiki/feeler, https://en.wiktionary.org/wiki/feelers