が悪くて

because ... is bad

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phrase Rare #21,562
because ... is bad The て-form of が悪い, meaning that something is bad, poor, or unpleasant and often giving the reason for what follows. The exact meaning depends on the noun: 天候が悪くて means “because the weather is bad,” while 気分が悪くて can mean “because I feel sick.”
JA: 体調が悪くて、今日は早く帰ります。
EN: I feel unwell, so I'll go home early today.

妹は要領が悪くてばかりしている

My younger sister is so inefficient that she’s always getting the short end of the stick.

天候が悪くて私は釣りに行けなかった

The bad weather kept me from going fishing.

あの教授いつも機嫌が悪くて

That professor is always in a bad mood.

— キャッチ・ミー・イフ・ユー・キャン (2002)

今夜は調子が悪くて

I'm not feeling well tonight.

— パディントン2 (2017)

物覚えが悪くて

I’m not very good at remembering things.

天候が悪くて彼は来られなかった

He couldn't come because of the bad weather.

が悪くてバスがガタガタ揺れた

The bus jolted and shook along the rough road.

昨日は体調が悪くて学校に行けなかった

I wasn't feeling well yesterday, so I couldn't go to school.

が悪くていや

I don't like him because he's so rude.

— Good Luck, Have Fun, Don't Die (2026)