破裂しそう

about to burst

→ 破裂
phrase Rare #27,742
about to burst しそう expresses that something seems likely or about to happen.
JA: この風船、破裂しそう。
EN: This balloon looks like it’s about to burst.

食べ過ぎて、胃が破裂しそうだった。

I ate so much that I felt like my stomach was going to burst.

心臓が、ドキドキして破裂しそう!

My heart is pounding so hard, it feels like it's going to burst!

その体はいっぱいの感情で破裂しそうだ。

Your body feels like it’s about to burst with emotion.

— ソング・オブ・ザ・シー 海のうた (2014)