funkcionalan
Funkcionalan is an adjective used in several South Slavic languages, notably Croatian, Serbian, Bosnian and Montenegrin, meaning "functional" or "practical" in the sense of fulfilling its intended function. It is commonly applied to objects, systems, designs, processes, or software that are usable and effective for their purposes.
Etymology: The word derives from the noun funkcija (function) with the adjectival suffix -alan, forming a term
Usage: In everyday speech, it describes usability or practicality: for example, "Ovaj uređaj je funkcionalan" (This
Grammar: The word agrees with the noun it modifies in gender and number, following standard adjective inflection