prawdziwej
Prawdziwej is the feminine singular form of the Polish adjective prawdziwy, which means true, real, or genuine. It appears in several grammatical cases (genitive, dative, or locative) when describing a feminine noun in singular. For example, prawdziwej informacji means “true information” in genitive singular, prawdziwej miłości means “true love” in genitive singular, and o prawdziwej historii means “about a true story” in locative singular. In contrast, the masculine and neuter forms are prawdziwy (masculine) and prawdziwe (neuter), with different plural forms as well.
Etymology and related forms: prawdziwy derives from the noun prawda, meaning truth. The word shares cognates
Usage and nuance: prawdziwej is used to express authenticity or factual accuracy concerning a feminine noun.