といわず (to-iwazu): Whether ... or; all over
～といわず (to-iwazu)
Meaning
Whether ... or; all over
Formation and usage
N + といわず + N + といわず
Notation: N = noun; V dictionary = dictionary-form verb; V stem = the stem before ます; plain clause = plain-form clause; negative stem = the form before ない. Follow the attachment shown above.
Explanation
Uses two examples to encompass every place or time, not just those two items.
Examples
会議の前は、昼といわず夜といわず準備に追われた。
Before the meeting, I was busy preparing day and night.
試験の前は、昼といわず夜といわず準備に追われた。
Before the exam, I was busy preparing day and night.
研修の前は、昼といわず夜といわず準備に追われた。
Before the training session, I was busy preparing day and night.
発表会の前は、昼といわず夜といわず準備に追われた。
Before the presentation event, I was busy preparing day and night.
面接の前は、昼といわず夜といわず準備に追われた。
Before the interview, I was busy preparing day and night.
How related patterns differ
なり～なり suggests alternatives; といわず～といわず encompasses all cases. は言わずもがな treats the first as obvious. てはばからない openly acts without restraint; ときたら often complains. つ～つ mainly occurs in fixed verb pairs.