malencontreusement

unfortunately (happening through bad luck)

mal-en-con-treu-se-ment

ma.lɑ̃.kɔ̃.tʁø.zə.mɑ̃

Adverb

30154

36689

30609

Je crois que j'ai malencontreusement supprimé le document.

I think I mistakenly deleted that file.