JMdict: 1555280

力こぶ 【ちからこぶ】

  1. [n] (bulge of one's) biceps
  2. [n] zeal; effort; enthusiasm
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
力 Power, Strength, Strong, Strain, Bear Up, Exert リョク, リキ, リイ ちから 1