This is the 17155th most frequent Polish word.
zaborcze
"Zaborcze" means "possessive" or "acquisitive" in English.
In this sentence, 'zaborczo' is an adverb meaning 'possessively,' denoting how the action of speaking is being performed.
Słowa wypowiedziane przez niego brzmiały zaborczo.
The words he spoke sounded possessive.
The word 'zaborcze' here functions as an adjective, describing her attitude as having a possessive and controlling nature.
Jej nastawienie wobec przyjaciół było zaborcze i kontrolujące.
Her attitude towards her friends was possessive and controlling.
In this context, 'zaborczych' is used as an adjective modifying 'działań,' referring to actions that are expansionist, aiming for possession or control.