διαδάκνω

A. bite hard, Max.Tyr. 6.2: metaph. of calumny, δ. τινά Plb. 4.87.5; of sarcasm, Iamb. Protr. 21.λά:—Med., have a biting-match with, τῷ Κερβέρῳ Plu. 2.1105a; bite each other, κυνίδια διαδακνόμενα M.Ant. 5.33.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project