Bad luck vs Misfortune

When to use each in English, with meaning, register, and examples.

Bad luck

Top 2,000 (common)

Misfortune

Top 3,000 (common)B1noun
Most common: Bad luck
 Bad luckMisfortune
Pronunciation🇬🇧 //bæd lʌk//🇺🇸 //bæd lʌk//🇬🇧 //mɪsˈfɔːtʃuːn//🇺🇸 //mɪsˈfɔrˌtʃun//
MeaningA situation where things go wrong unexpectedly.Bad luck or an unfortunate event.
ExampleIt was just bad luck that I missed the bus this morning.His misfortune struck when he lost his job unexpectedly.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 3,000 (common)
CEFR level-B1
Part of speechnoun
Collocationsbring bad luck, have bad luck, bad luck charm, face bad luck, experience bad luckface misfortune, suffer misfortune, a stroke of misfortune
Antonyms-fortune, luck, prosperity
Common mistakes'Bad luck' is often confused with 'bad fortune'; 'bad luck' is more informal., Some learners use it in a positive situation, but it only describes negative outcomes., It's incorrectly used to describe predictable failures; it refers to unexpected misfortunes.Confused with 'misfortunes'—remember 'misfortune' is singular., Overused in casual contexts—more common in formal writing or speech., Mispronounced—ensure correct stress on the second syllable.
Usage notesUse 'bad luck' to describe unfortunate situations. It can be used casually among friends but is understood in more formal contexts as well.Use 'misfortune' to refer to bad situations, often with a sense of sympathy. It's more formal than 'bad luck'.

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Bad luck

Frequently asked questions: Bad luck vs Misfortune

What's the difference between Bad luck and Misfortune?

Bad luck: A situation where things go wrong unexpectedly. Misfortune: Bad luck or an unfortunate event.

Which is more common: Bad luck and Misfortune?

Bad luck is the most common in everyday English.

Can you show an example of each?

Bad luck: It was just bad luck that I missed the bus this morning. Misfortune: His misfortune struck when he lost his job unexpectedly.

Can I use Bad luck and Misfortune interchangeably?

Not always. Bad luck and Misfortune are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.