διὰ νήσων τὸν πλόον ἐποιεῦντο → they kept sailing through the islands
caution: P. and V. εὐλάβεια, ἡ, P. φυλακή, ἡ.
forethought: P. and V. πρόνοια, ἡ, P. προμήθεια, ἡ, V. προμηθία, ἡ.