προσμισθοῦσθαι

From LSJ

ὀδοῦσι καὶ ὄνυξι καὶ πάσῃ μηχανῇ → tooth and nail | tooth, fang, and claw | in every possible way | by hook or by crook

Source

Greek > English (Woodhouse Verbs Reversed)

(see also προσμισθόω): hire in addition

Lexicon Thucydideum

insuper conducere, to hire besides, 2.33.1. 7.19.4.