This is the 4097th most frequent Polish word.
autentyczny
Authentic; genuine.
In this sentence, 'autentyczny' describes something genuine and original.
To był autentyczny obraz malowany przez znanego artystę.
It was an authentic painting made by a famous artist.
Here, 'autentyczne' refers to emotions that are true and not feigned.
Jej emocje podczas rozmowy były autentyczne i szczere.
Her emotions during the conversation were authentic and sincere.
In this context, 'autentyczny' implies a unique and genuine characteristic of the author's writing style.