- 胴体 — torso / body trunk
- 胴着 — padded body protector (kendo / martial arts)
- 胴元 — the house / organizer / banker (in gambling)
- 胴回り — waist measurement
- 胴上げ — tossing someone in the air in celebration
胴 combines the body radical 月(にくづき)with the sound element ドウ, meaning the main part of the body. It refers to the torso — the central mass excluding the head and limbs. This sense appears in words like 胴体 (torso), 胴着 (protective gear in martial arts), and 胴元 (the person running a game or event).