The Oxford Thesaurus An A-Z Dictionary of Synonyms - decreasev.

1) diminish, reduce, decline, lessen, lower, abate, fall off, shrink, shrivel (up) , contract, dwindle, ebb, subside, wane, taper off, de-escalate, slacken, let up, ease (off or up) , curtail, cut (down or back) , Colloq run out of steam, US run out of gas: Demand for tickets to rock concerts has decreased over the years. The number of applicants for work is decreasing. --n. 2) diminution, reduction, decline, lessening, lowering, abatement, falling off, shrinking, shrivelling, contraction, decrement, dwindling, ebb, subsidence, tapering off, wane, de-escalation, slackening, easing (off or up) , curtailment, cut, cut-back: There has been no noticeable decrease in the price of houses in the south-east. Have you noticed the decrease in arrests for dangerous driving?