τηκτικός
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)
ή, όν, (τήκω)
A able to dissolve, τινος Arist.PA 648b17 (Comp.), cf. Pr.907b8; τ. δύναμις S.E.M.8.198. 2 suit able for reducing, σπληνός Dsc.4.183.