The Czech Wikipedia page "Frequency in Czech" provides an overview of the concepts of frequency in the Czech language. It highlights the importance of frequency in both spoken and written Czech and how it influences various linguistic aspects like vocabulary, grammar, and pronunciation. The article covers different sources and methods used to determine word frequency in Czech, including corpus linguistics and frequency dictionaries. Furthermore, it explores the relationship between frequency and language acquisition, emphasizing how knowledge of high-frequency words is essential for effective communication. The page also encourages users to contribute to the improvement of Czech frequency data and includes links to related resources and tools.