This is the 479th most frequent Slovak word.
najvyššej
"Najvyššej" means "highest" or "of the highest" in English, typically used in the feminine genitive or dative singular form.
Here, 'najvyššej' is used as an adjective in the genitive case, agreeing with the feminine noun 'kvality'.
Toto je najvyššej kvality produkt.
This is a product of the highest quality.
Here, 'najvyššej' is descriptive of 'úrovni', indicating the superlative property of 'level' being discussed.
Diskutujeme o najvyššej možnej úrovni myslenia.
We are discussing the highest possible level of thinking.
In this context, 'najvyššej' modifies 'budove', showing the superlative degree of 'tall' in relation to 'building'.