ψευστήρ
From LSJ
ἀσκέειν, περὶ τὰ νουσήματα, δύο, ὠφελέειν, ἢ μὴ βλάπτειν → strive, with regard to diseases, for two things — to do good, or to do no harm | as to diseases, make a habit of two things — to help, or at least, to do no harm
English (LSJ)
ῆρος, ὁ, = sq., Man. 4.119.
German (Pape)
[Seite 1396] ῆρος, ὁ, = Folgdm, Maneth. 4, 119.
Greek (Liddell-Scott)
ψευστήρ: ῆρος, ὁ, = τῷ ἑπόμ., Μανέθων 4. 119.