How to say "Cannot" in Japanese

When translating "cannot" into Japanese, you must choose carefully between 〜わけにはいかない and かなわない. In Japanese, 〜わけにはいかない (〜わけにはいかない (〜 wake ni wa ikanai)) is typically associated with "cannot (due to circumstances, moral obligation, or rule)" (Syllabus Level: N3) and represents Expresses that one 'cannot do something' because of social rules, common sense, duty, or an internal feeling that it's inappropriate or impossible. It implies a strong sense of obligation or constraint.. On the other hand, かなわない (かなわない (kanawanai)) maps to "cannot compare to; no match for; unable to achieve" (Syllabus Level: N2) and represents Used to express that someone/something is superior, or a goal is unattainable. Often used to show admiration or resignation.. A literal translation of "cannot" can often sound unnatural to native Japanese speakers if mixed up!