JLPT N5 Beginner
いけない
Forbidden, bad, or an exclamation of oops
Readings
Other forms
いけません polite form
1 Expression
Must not" / "Forbidden
Functions as a grammatical marker after a verb’s te-form to indicate that an action is prohibited.
2 I-adjective
Bad" / "Wrong" / "No good
Describes a person, object, or situation as detrimental, blameworthy, or unsuitable.
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3 Interjection
Oops!" / "Oh no!
Serves as a spontaneous interjection when a speaker suddenly realizes a mistake or oversight.
Usage notes & examples
available in the
mobile app