Synonyms of lessened

1 Syllable
drain, short, clip, crop, ease, shrink, cut, thin
2 Syllables
weaken, lower, narrow, taper, shorter, mended, shortest, lighten, contract, curtail, lowers, dwindle, shortterm, slacken, close, impair
3 Syllables
minify, soft-pedal, truncate, erode, diminish, depleted, reduced, dilute, decrease, abridge, degrade, decline, curtate, downsize, abate
4 Syllables
moderate, amputate, attenuate, mitigate, minimize, decurtate, unprolonged, unsustained
5 Syllables
miniaturized, de-escalate