This is the 6841st most frequent Swedish word.
olyckligt
"Unluckily" or "unfortunately."
In this sentence, 'olyckligt' is used as an adjective to describe something that ended sadly or unfortunately, referring to the end of the vacation.
Han fick ett olyckligt slut på sin semester.
He had an unfortunate end to his vacation.
Here, 'olyckligt' is used adverbially to express regret or disappointment that stems from a situation not happening or being missed.
Det är olyckligt att vi inte kunde träffas idag.
It is unfortunate that we could not meet today.
In this example, 'olyckligt' modifies 'kär' (in love), conveying that her feelings were one-sided or not favorable.