kontaktním
Kontaktním is a Czech word that translates to "contact" or "in contact" when used as an adjective or in certain grammatical constructions. Its meaning and usage depend heavily on the context of the sentence. It is the instrumental singular form of the adjective "kontaktní," which itself derives from the noun "kontakt" (contact).
For example, in a phrase like "navázat kontaktním spojením" (to establish contact), "kontaktním" modifies "spojením" (connection)