λαμπῠρ-ίζω · lampyr-izō — LSJ
shine like a glow-worm, Thphr. Lap. 58, 59, Dsc. 5.84; shine steadily, opp. σπινθηροβολέω, of Venus, PMag.Par. 1.2940: c. acc., illuminate, τὴν ὅλην οἰκουμένην PMag.Berol. 2.103, cf. PLeid. V. 3.15:—Med., abs., shine, PMag.Lond. 121.603.