ὑπενδιδόναι

From LSJ

ὥσπερ ἀνέµου 'ξαίφνης ἀσελγοῦς γενοµένου → just as when a wind suddenly turns foul, just as when a wind suddenly turns nasty

Source

Greek > English (Woodhouse Verbs Reversed)

(see also: ὑπενδίδωμι) give way a little, yield a little

Lexicon Thucydideum

paulum cedere, to give way a little, 2.64.3.