See abatement in Webster's New World Roget's A-Z Thesaurus II
noun
The act or process of decreasing:
curtailment, cut, cutback, decrease, decrement, diminishment, diminution, drain, reduction, slash, slowdown, taper. See increaseThe act or process of becoming less active or intense:
ebb, letup, remission, slackening, subsidence, wane. See increaseAn amount deducted:
deduction, discount, rebate, reduction. See increase
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