δυνήσομαι

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

Source

French (Bailly abrégé)

f. de δύναμαι.

Russian (Dvoretsky)

δυνήσομαι: Hom., Men. fut. к δύναμαι.