ὑπερμαχεῖν

From LSJ

θεοῦ θέλοντος κἂν ἐπὶ ῥιπὸς πλέοις → if God willed it, you could sail even on a straw mat | God willing, you may voyage on a mat

Source

Greek > English (Woodhouse Verbs Reversed)

(see also ὑπερμαχέω): champion, fight for