vláknu
Vláknu is the dative singular form of the Czech neuter noun vlákno, which means thread, filament, or fiber. The base noun vlákno refers to a thin, elongated strand used in textiles, sewing, and various technical contexts to denote a fiber or filament. As a grammatical form, vláknu is used in sentences where vlákno functions as the indirect object or when it is governed by a preposition that requires the dative case. It is a morphological extension of vlákno and does not carry a separate lexical meaning on its own.
In practice, vláknu appears in grammatical constructions rather than as a standalone noun. The word vlákno
Etymology traces vlákno to the older Slavic word for a thin strand, with cognates in related languages