σθενοβλαβής
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)
ές,
A hurting the strength, weakening, Opp.C.2.82.
German (Pape)
[Seite 876] ές, der Kraft schadend, dah. entkräftend, Opp. Cyn. 2, 82.