JLPT N1
～ずにはすまない/ないではすまない
must ~; cannot avoid doing ~; feel obligated to ~
Structure / Usage
Verb (ない-stem) + ずにはすまない / Verb (ない-form) + ではすまない
Example Sentences
これだけの迷惑をかけたのだから、謝らずにはすまないだろう。
Since I caused this much trouble, I must apologize.
法律を破った以上、罰を受けないではすまない。
Having broken the law, you cannot avoid being punished.
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