διεκτείνω
From LSJ
ἐξ ὀνύχων λέοντα τεκμαίρεσθαι → judge by the claws, judge by a slight but characteristic mark, small traits give the clue to the character of a person, deduce something from a small indication, identify a lion from its claws
English (LSJ)
A stretch out, extend, v.l. in Hp.Mochl.38 for δεῖ ἐκτ-, cf. Hero Bel.99.1:— Pass., fut. -τᾰθήσομαι Iamb.in Nic.p.71P.
German (Pape)
[Seite 618] durch- u. ausstrecken, Hippocr.