määräävällä
Määräävällä is a Finnish word that functions as an adverb or an adjective in the adessive case. As an adverb, it translates to "commandingly," "authoritatively," or "decisively." It describes a manner of action or speech that is firm and leaves no room for doubt or disagreement. For example, one might speak "määräävällä äänellä" (with a commanding voice).
When used as an adjective, "määräävällä" is the adessive form of "määräävä," which means "dominant," "controlling,"