ἀποκρούεσθαι
From LSJ
ἐν μὲν γὰρ εἰρήνῃ καὶ ἀγαθοῖς πράγμασιν αἵ τε πόλεις καὶ οἱ ἰδιῶται ἀμείνους τὰς γνώμας ἔχουσι διὰ τὸ μὴ ἐς ἀκουσίους ἀνάγκας πίπτειν → in peace and prosperity states and individuals have better sentiments, because they do not find themselves suddenly confronted with imperious necessities
Greek > English (Woodhouse Verbs Reversed)
Lexicon Thucydideum
repellere, to drive back, repulse, 2.4.2, 4.115.2,
PASS. repelli, to be driven back, 4.107.2, 7.43.1, 8.100.3.