Last Updated：2025/11/22

(idiomatic) To feel irritable; to be in a bad mood; to have a bad day from the start, for no particular reason.

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get up on the wrong side of the bed

Source Word

get up on the wrong side of the bed

idiomatic

Japanese Meaning

不機嫌になる / 朝から調子が悪い / 理由もなくイライラする状態になる

If you get up on the wrong side of the bed, everything seems to go wrong all day.

寝起きに機嫌が悪いと、一日中何をやってもうまくいかないように感じます。

Sense（1）

gets up on the wrong side of the bed

（ present singular third-person ）

getting up on the wrong side of the bed

（ participle present ）

got up on the wrong side of the bed

（ past ）

got up on the wrong side of the bed

（ UK participle past ）

gotten up on the wrong side of the bed

（ US participle past ）