κατακοιμιστής
From LSJ
ἑτέρως ἠδύνατο βέλτιον ἢ ὡς νῦν ἔχει κατεσκευάσθαι → otherwise they could have been constructed better than they are now (Galen, On the use of parts of the body 4.143.1 Kühn)
English (LSJ)
οῦ, ὁ,
A one who puts to bed, chamberlain, D.S.11.69, Ph.2.571, Plu.2.173e, Jul. ad Ath.272d, prob. in Ephor.191.131J.
German (Pape)
[Seite 1354] ὁ, der in Schlaf Bringende, der Kammerdiener, D. Sic. 11, 69, wie bei Plut. reg, apophth. p. 85 am Hofe der asiatischen Könige.