THESAURUS
Fatten
acculturate, add to, advance, aggrandize, aliment, ameliorate, amend, amplify, augment, batten, become overweight, better, bloom, blossom, boom, boost, breast-feed, breed, bring forward, broaden, build, build up, civilize, culture, dress, dry-nurse, edify, educate, elevate, emend, engross, enhance, enlarge, enlighten, enrich, exalt, expand, extend, farm, fat, fatten up, favor, fecundify, feed, fertilize, fill out, flourish, flower, force-feed, forward, foster, fructify, gain weight, gather flesh, go straight, grow, grow fat, grow thick, hatch, hike, hike up, impregnate, improve, improve upon, incrassate, increase, inflate, inseminate, inspissate, jack up, jump up, keep, lactate, lard, lengthen, lift, make an improvement, manure, maximize, meliorate, mend, nourish, nurse, nurture, nutrify, parlay, pinguefy, plump, prolificate, promote, put on weight, put up, pyramid, raise, ranch, rear, refine upon, reform, run, socialize, straighten out, stuff, suckle, thick, thicken, thrive, transfigure, transform, up, upgrade, uplift, wet-nurse
ROGET THESAURUS
Fatten
Improvement
VB
improve, be better, become better, get better, mend, amend, advance, ascend, increase, fructify, ripen, mature, pick up, come about, rally, take a favorable turn, turn over a new leaf, turn the corner, raise one's head, sow one's wild oats, recover, be better, be improved by, turn to right account, turn to good account, turn to best account, profit by, reap the benefit of, make good use of, make capital out of, place to good account, render better, improve, mend, amend, better, ameliorate, meliorate, correct, decrassify, improve upon, refine upon, rectify, enrich, mellow, elaborate, fatten, promote, cultivate, advance, forward, enhance, bring forward, bring on, foster, invigorate, touch up, rub up, brush up, furbish up, bolster up, vamp up, brighten up, warm up, polish, cook, make the most of, set off to advantage, prune, repair, put in order, review, revise, make corrections, make improvements, doctor, purify, relieve, refresh, infuse new blood into, recruit, reform, remodel, reorganize, new model, view in a new light, think better of, appeal from Philip drunk to Philip sober, palliate, mitigate, lessen an evil.
Prosperity
VB
prosper, thrive, flourish, be prosperous, drive a roaring trade, do a booming business, go on well, go on smoothly, go on swimmingly, sail before the wind, swim with the tide, run smooth, run smoothly, run on all fours, rise in the world, get on in the world, work one's way, make one's way, look up, lift one's head, raise one's head, make one's fortune, feather one's nest, make one's pile, flower, blow, blossom, bloom, fructify, bear fruit, fatten, keep oneself afloat, keep one's head above water, hold one's head above water, land on one's feet, light on one's feet, light on one's legs, fall on one's legs, fall on one's feet, drop into a good thing, bear a charmed life, bask in the sunshine, have a good time of it, have a fine time of it, have a run of luck, have the good fortune, to, take a favorable turn, live on the fat of the land, live off the fat of the land, live in clover.
Expansion
VB
become larger &c (large), expand, widen, enlarge, extend, grow, increase, incrassate, swell, gather, fill out, deploy, take open order, dilate, stretch, distend, spread, mantle, wax, grow up, spring up, bud, bourgeon, shoot, sprout, germinate, put forth, vegetate, pullulate, open, burst forth, gain flesh, gather flesh, outgrow, spread like wildfire, overrun, be larger than, surpass, render larger &c (large), expand, spread, extend, aggrandize, distend, develop, amplify, spread out, widen, magnify, rarefy, inflate, puff, blow up, stuff, pad, cram, exaggerate, fatten.