be equivalent

balance cancel out counteract equal negate neutralize outweigh

account charge counterpoise counterpose countervail equalize equipoise recompense redeem requite

allow for atone for make amends make up for set off

approve disproportion

repay retaliate

barter correspond interchange match recompense render reply requite respond retort return share square swap swing trade vacillate

feel in return give-and-take make up for pay one's dues return the compliment scratch one's back serve out tit for tat

ask disagree keep question request take

deny refuse