abate
verb
1 thankfully, the storm had abated | the recession showed no signs of abating:
subside, die down/away/out, drop off/away, lessen, ease (off), let up, decrease, diminish, moderate, decline, fade, dwindle, slacken, recede, cool off, tail off, peter out, taper off, wane, ebb, relent, desist, weaken, become weaker, come to an end;
archaic remit.
▷antonyms intensify.