Synonyms to fatten

add to, aggrandize, amplify, augment, bloat, blow up, boost, broaden, build, build up, bulk, bulk out, crescendo, develop, dilate, distend, enlarge, exalt, expand, extend, fill out, fortify, hike, hike up, huff, increase, inflate, jack up, jump up, lengthen, magnify, maximize, parlay, puff, puff up, pump, pump up, put up, pyramid, raise, rarefy, recruit, reinforce, strengthen, stretch, sufflate, supplement, swell, thicken, up, widen, advance, Brownian movement, Great Leap Forward, Wall Street loan, abet, accelerate, access, accession, accommodate with, accommodation, accomplishment, accost, accretion, accrual, accrue, accruement, acculturate, accumulate, accumulation, achieve success, act for, addition, adduce, advance against, advance upon, advancement, advancing, advantage, advent, afflux, affluxion, aggrandizement, ahead of time, aid, air, allege, ameliorate, amelioration, amend, amendment, amplification, anabasis, angular motion, answer, appreciate, appreciation, approach, approaching, appropinquate, appropinquation, approximate, approximation, appulse, array, arrive, ascend, ascendin