Himitsu datta noni, tsui tomodachi ni itte shimaimashita.

Although it was a secret, I accidentally ended up telling my friend.

Ikari ni makasete, aite ga kizutsuku koto o itte shimaimashita.

In a fit of anger, I ended up saying something that hurt the other person.

Kare wa itsumo kinchō suru to, yokei na koto made itte shimau.

Whenever he gets nervous, he always ends up saying unnecessary things.

Hontō no koto o itte shimau to, kanojo o okoraseru kamoshirenai.

If I end up telling the truth, it might make her angry.

Tanoshimi ni shite ita eiga no ketsumatsu o, ukkari itte shimaimashita.

I carelessly ended up spoiling the ending of the movie we were looking forward to.

Osake o nomu to, fudan wa ienai honne o itte shimau.

When I drink alcohol, I end up saying my true feelings that I usually can't say.