potrebnú
Potrebnú is the feminine singular accusative form of the Slovak adjective potrebný, meaning “necessary” or “needed.” It is used to modify feminine singular nouns in the accusative case, for example in phrases such as potrebnú vec (a necessary thing) or potrebnú časť materiálu (the necessary part of the material).
Etymology and form. The adjective potrebný comes from the noun potreba, meaning need or necessity, with a
Usage. The form potrebnú is used when the noun it describes is feminine and in the accusative
Notes. Potrebnú should not be confused with potrebná (the feminine nominative) or with forms of the masculine