思う事言わねば腹膨る（おもうこといわねばはらふくる）

Japanese vocabulary

Meaning: if you don't speak your mind, you'll feel uneasy afterwards

See it used in real works

• Example sentences from Japanese novels & web fiction (Massif)
• Hear “思う事言わねば腹膨る” pronounced in real videos (YouGlish)