Grumbler

noun

Definitions

Noun
  1. 1
    A person who persistently grumbles; a complainer.

    "But the grumbler must be heard through the newspapers, and a great deal of unpleasantness comes to newspapers from the grumbler; and the newspapers, and not the grumbler, nearly always have to take the brunt of the trouble."

  2. 2
    a person given to excessive complaints and crying and whining wordnet

Etymology

From grumble + -er.

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