regrettably

The sentence adverb regrettably is good for expressing regret, or sorrow, about an unfortunate event. If you forgot that today, May 5th, is your brother's birthday, you might say, "Regrettably, I thought today was the fourth."

Regrettably is often used at the beginning of a sentence that tells something you wish you had done — or hadn't. You can also use it in the middle of a thought to signify sadness, apology, or regret, like when you're lost in the woods with a guide who's regrettably choosing one wrong path after another. Regrettably also describes things that are disappointing, like your regrettably brief career as a fire juggler.

Definitions of regrettably
1

adv by bad luck

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