〜あいだ

Pattern
〜あいだ
Level
N4
Meaning
While / during the time that
Attaches to
Noun + の / Verb (progressive) + ている
Nuance & register

Indicates a period of time where something continues or happens.

Example

私が寝ているあいだに、雨が降った。 It rained while I was sleeping.

Easily confused with

〜あいだに: 'あいだ' emphasizes duration, while 'あいだに' emphasizes a specific point within that duration.

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