THESAURUS
sweeten
allay, alleviate, appease, assuage, bleach, bowdlerize, brighten, candy, clean, clean out, clean up, cleanse, clear out, conciliate, delouse, depurate, deterge, dress up, dry-clean, dulcify, dust, dust off, ease, edulcorate, embellish, embroider, expurgate, freshen, gild, gild the lily, glaze, honey, lighten, lustrate, mitigate, moderate, mollify, mull, palliate, placate, propitiate, purge, purify, reform, saccharify, scavenge, soften, spruce, steam-clean, sugar, sugar off, sugarcoat, sweep out, temper, tidy, whiten, wipe, wipe off, wipe out, wipe up
ROGET THESAURUS
sweeten
Pleasurableness
VB
cause pleasure, produce pleasure, create pleasure, give pleasure, afford pleasure, procure pleasure, offer pleasure, present pleasure, yield pleasure, please, charm, delight, becharm, imparadise, gladden, take, captivate, fascinate, enchant, entrance, enrapture, transport, bewitch, enravish, bless, beatify, satisfy, gratify, desire, slake, satiate, quench, indulge, humor, flatter, tickle, tickle the palate, regale, refresh, enliven, treat, amuse, take one's fancy, tickle one's fancy, hit one's fancy, meet one's wishes, win the heart, gladden the heart, rejoice the heart, warm the cockles of the heart, do one's heart good, attract, allure, stimulate, interest, make things pleasant, popularize, gild the pill, sugar-coat the pill,
sweeten.
Sweetness
VB
be sweet, render sweet,
sweeten, edulcorate, dulcorate, dulcify, candy, mull.