不ふ平へい分ぶん子し

noun

discontented element; grumbling member

Refers to a person within a group who is dissatisfied and voices complaints, often in a political or organizational context.

• 党とう内ないの不ふ平へい分ぶん子しが公こう然ぜんと批ひ判はんを始はじめた。

  Discontented elements within the party began to openly criticize.

• 彼かれは会かい議ぎでいつも不ふ平へい分ぶん子しのように振ふる舞まう。

  He always acts like a grumbling member at meetings.