ざる得えない

expression, i-adjective

have to; cannot help but; be compelled to

Attaches to the -nai stem of a verb (the form before ない) to express unavoidable obligation or compulsion. Often used in formal or written contexts, but also in everyday speech when emphasizing lack of choice.

See also: ざるを得ない

• 彼かれの話はなしを聞きいて、泣なかざるを得えなかった。

  Hearing his story, I couldn't help but cry.

• 交こう通つう渋じゅう滞たいのため、遅ち刻こくせざるを得えなかった。

  Due to traffic congestion, I had no choice but to be late.