This is the 338th most frequent Croatian word.
jednoj
"Jednoj" is the dative or locative singular form of "jedna," meaning "one" (feminine) in English.
The word 'jednoj' is in the dative case, modifying a singular, feminine noun to indicate the object of attendance.
Prisustvovala sam jednoj važnoj konferenciji.
I attended an important conference.
The word 'jednoj' serves as a dative case form of the numeral 'one,' describing an unspecified singular female recipient.
Dao sam knjigu jednoj studentici.
I gave the book to a student.
Here, 'jednoj' is in the locative case, describing contemplation regarding a particular feminine noun, conveying specificity.