διὰ νήσων τὸν πλόον ἐποιεῦντο → they kept sailing through the islands
ἐνδέω, ἐλασσοῦμαι, ἐλαττοῦμαι, ἔλασσον ἔχειν, τοὔλασσον ἔχειν, ἐλλείπω, δευτερεύω, διαφέρω