Definition of 思う事言わねば腹膨る (おもうこといわねばはらふくる)
おもこといはらふく
                        思う事言わねば腹膨る
おもうこといわねばはらふくる
omoukotoiwanebaharafukuru
expression
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if you don't speak your mind, you'll feel uneasy afterwards(proverb)
Related Kanji
| 思 | think | 
| 事 | matter, thing, fact, business, reason, possibly | 
| 言 | say, word | 
| 腹 | abdomen, belly, stomach | 
| 膨 | swell, get fat, thick |