nieczytelnej
Nieczytelnej is a Polish feminine adjective meaning "illegible" or "unreadable." It describes something that cannot be easily read, often due to poor handwriting, faded ink, or damaged print. The masculine form of the adjective is nieczytelny, and the neuter form is nieczytelne. The plural form for masculine personal nouns is nieczytelni, and for all other plural nouns it is nieczytelne.
The word can be applied to various forms of written communication. For instance, a letter might be