dekoracyjnego
"dekoracyjnego" is a form of the Polish adjective "dekoracyjny," which means "decorative" or "ornamental." The adjective describes objects, elements or features intended mainly for aesthetic effect rather than primary function, and is commonly used in contexts such as interior design, visual arts, landscaping (e.g., rośliny dekoracyjne — decorative plants), fashion and applied crafts.
Grammatically, "dekoracyjnego" is the genitive singular form for masculine and neuter nouns. It also appears as
Etymologically, "dekoracyjny" derives from the noun "dekoracja" (decoration), which in turn traces back to Latin roots
Usage notes: as an adjective, "dekoracyjnego" must agree in gender, number and case with the noun it