unfortunately
US /ʌnˈfɔːr.tʃən.ət.li/
UK /ʌnˈfɔːr.tʃən.ət.li/

1.
desafortunadamente, lamentablemente
it is a pity or regrettable that
:
•
Unfortunately, we ran out of time.
Desafortunadamente, nos quedamos sin tiempo.
•
He was, unfortunately, unable to attend the meeting.
Él, desafortunadamente, no pudo asistir a la reunión.