καταπολεμεῖν

From LSJ

κέρκος τῇ ἀλώπεκι μαρτυρεῖ → you can tell a fox by its tail, small traits give the clue to the character of a person

Source

Greek > English (Woodhouse Verbs Reversed)

(see also καταπολεμέω): crush by war, reduce by warfare

Lexicon Thucydideum

bello infestare, to harass with war, 2.7.3, 4.1.2,
Transl. translate urgere, impugnare, to press upon, assault, 4.86.5,
debellare, devincere, to conquer completely, 6.90.3,
PASS. 6.16.2.