tit for tat, give and take, blow for blow, quid pro quo, a Roland for an Oliver, measure for measure, diamond cut diamond, the biter bit, a game at which two can play; reproof valiant, retort courteous. recrimination &c (accusation) 938; revenge &c 919; compensation &c 30; reaction &c (recoil) 277.

I've heerd of the biters gittin' bit themselves, afore now.