What is another word for "counterplot"?

Roget's Thesaurus (1911) lists these synonyms for "counterplot": accusation, and, another, back, beau, bit, biter, blow, can, cap, catch, coin, compensation, compliment, counter, courteous, cut, diamond, even, exchange, for, game, garden, give, good, hoist, lex, lite, measure, much, off, old, one, own, par, pay, petard, play, pro, quid.