Countervail

1. (v. t.) To offset; to act against with equal force\, power, or effect; to thwart or overcome by such action; to furnish an equivalent to or for; to counterbalance; to compensate.

2. (n.) Power or value sufficient to obviate any effect; equal weight, strength, or value; equivalent; compensation; requital.

Thesaurus Entries

accommodate, adjust, amend, antagonize, atone for, balance, be antipathetic, be at cross-purposes, be inimical, be opposed to, beat against, cancel, clash, collide, compensate, conflict, conflict with, confute, contradict, contrapose, contrast with, contravene, controvert, coordinate, correct, counter, counteract, counterattack, counterbalance, countercheck, counterpoise, counterpose, counterweigh, counterwork, cross, equalize, equate, equiponderate, even, even up, fit, foil, frustrate, go against, go counter to, integrate, interfere with, join the opposition, juxtapose in opposition, level, lock horns, make up, meet head-on, militate against, not abide, offset, oppose, oppugn, outweigh, overcome, play at cross-purposes, poise, proportion, protest, rectify, redeem, resist, run against, run counter to, set off, square, square up, strike a balance, surmount, swim upstream, take issue with, thwart, traverse, vote against, withstand, work against