противодействие
From LSJ
κοινὸν τύχη, γνώμη δὲ τῶν κεκτημένων → good luck is anyone's, judgment belongs only to those who possess it
Russian > Greek
ἀντίταγμα, ἀντιπερίστασις, ἀντίκρουσις, ἀνθολκή, κατάκρουσις, ἐμποδισμός, ἐναντίωμα, ἀντίπραξις, ἐναντίωσις, διακώλυσις, ἀντίβασις