G0879
ἀφυπνόω
to fall sleep
ἀφ-υπιόω, -ῶ (ὑπνόω, to put to sleep), [in Al.: Gen.28:11 * ;] __1. to awake from sleep (Anth.). __2. = cl. καθυπνόω (MM, see word), to fall asleep: Luk.8:23.† (AS)
Full Thayer's lexicon entry
ἀφυπνόω — aphypnóō
ἀφυπνόω, ἀφύπνω: 1 aorist ἀφυπνωσα; (ὑπνόω to put to sleep, to sleep);
a. to awaken from sleep (Anthol. Pal. 9, 517, 5).
b. to fall asleep, to fall off to sleep: Luk 8:23; for this the ancient Greeks used καθυπνόω; see Lobeck ad Phryn., p. 224. (Hermas, vis. 1, 1 [ET].)
1 occurrence