Ὅμηρον ἐξ Ὁμήρου σαφηνίζειν → explain Homer from Homer, explain Homer with Homer
καῦμα, ἔγκαυμα, θάλψις, φωΐς, φωΐδος, φῷς, φῳδός, ἐπίκαυσις, θάλπος