προσαναιρεῖσθαι

From LSJ

φιλεῖ δέ τοι, δαιμόνιε, τῷ κάμνοντι συσπεύδειν θεός → you know, my good fellow, when a man strives hard, a god tends to lend him aid

Source

Greek > English (Woodhouse Verbs Reversed)

(see also: προσαναιρῶ, προσαναιρέω) undertake in addition

Lexicon Thucydideum

insuper suscipere, to take up besides, 7.28.3.