σύννυμφος
From LSJ
ἀσκεῖν περὶ τὰ νοσήματα δύο, ὠφελεῖν 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)
ἡ,
A husband's brother's wife, LXX Ru.1.15, KeilPremerstein Zweiter Bericht No.128 (Attaleia, ii A.D.), Eust.648.43.
German (Pape)
[Seite 1028] mit vermählt, E. M., LXX.