ἀγανακτεῖν
From LSJ
Δόλιον γὰρ ἄνδρα φεῦγε παρ' ὅλον τὸν βίον → Dum vivis, insidiosos curriculo fuge → Den Hinterhältigen fliehe, dein ganzes Leben lang
Greek > English (Woodhouse Verbs Reversed)
(see also ἀγανακτέω): dislike, lament, regret, be angry at, be angry with, be angry, be annoyed, be averse to, be chagrined, be disgusted with, be disgusted, be displeased, be dissatisfied with, be dissatisfied, be impatient of, be indignant, be offended, be sore, be vexed at, be vexed, feel oneself aggrieved, frown on, grieve for, grumble at, ill brook, object to, scowl on, take exception to, take it ill, take offence at, take offence, view with disfavor, view with disfavour
Lexicon Thucydideum
indignari, to be displeased, be angry, 8.43.4, 8.66.4.