ἑπταπλάσιος
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)
[πλᾰ], α, ον,
A sevenfold, -πλασίῳ φαυλότερος Pl.Ep.332a, cf. Iamb.in Nic.p.102 P. Adv. -ιως LXX Ps.11(12).6,al.
German (Pape)
[Seite 1013] Plat. Ep. 7, 332 a, u. ἑπταπλασίων, siebenfach, Sp.