unfortunately
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unfortunately
Expresses that something happens regrettably or because of unfortunate circumstances; a synonym for 'leider' (unfortunately).
Unglücklicherweise haben wir den letzten Zug verpasst.
Unfortunately, we missed the last train.
The word is formed from the adjective 'unglücklich' (unhappy/unfortunate) and the ending '-erweise'. This ending forms adverbs that describe a manner and means something like 'in a ... way'. Literally, then: 'in an unfortunate way'.
Möglicherweise kommen wir etwas später.
Possibly, we will arrive a little later.
As an adverb, 'unglücklicherweise' (unfortunately) can stand in position 1 in the sentence. Then the verb follows in position 2, and after that the subject. It can also stand after the verb in the middle of the sentence.
Unglücklicherweise war das Museum an diesem Tag geschlossen.
Unfortunately, the museum was closed that day.
'Unglücklicherweise' (unfortunately) is often used in written language or in a somewhat more formal style. It expresses regret about a circumstance.
Der Redner konnte unglücklicherweise nicht an der Veranstaltung teilnehmen.
Unfortunately, the speaker could not take part in the event.
unfortunately
'leider' and 'unglücklicherweise' both express that something is not good or is regrettable. 'leider' is more general and fits almost any time you want to show regret. 'unglücklicherweise' emphasizes more strongly that unfavorable circumstances or bad luck play a role. It also sounds a bit more formal and longer than 'leider'. In everyday language, 'leider' is usually more natural. 'unglücklicherweise' fits well when you want to explain that something happened because of an unfortunate course of events.
Im Krankenhaus ist unglücklicherweise ein wichtiger Bericht verloren gegangen.
Unfortunately, an important report was lost at the hospital.
Nach der Arbeit ist die Fahrerin leider im Stau stehen geblieben.
Unfortunately, after work the driver got stuck in traffic.