THESAURUS
Increase
accession, accessory, accompaniment, accretion, accrue, accumulate, add to, addenda, addendum, additament, addition, additive, additory, additum, adjunct, adjunction, adjuvant, advance, affixation, agent provocateur, agglutination, aggrandize, aggrandizement, aggravate, aggravation, ampliation, amplification, amplify, anabasis, annex, annexation, annoy, annoyance, appanage, appendage, appendant, apportion, appreciate, appurtenance, appurtenant, ascension, ascent, attachment, augment, augmentation, balloon, beef up, better, bloat, blossom, blow up, boom, boost, breakthrough, breed, brew, broaden, broadening, build, build up, bulk, bulk out, burgeon, calibrate, calibrated, clamber, climb, climbing, coda, complement, compound, concomitant, contentiousness, continuation, corollary, count, crescendo, decrease, deepen, deepening, deliberate aggravation, deployment, deteriorate, deterioration, develop, developing, development, differentiate, dilate, dispersion, distend, divide, elevation, elongate, embitter, embittering, embitterment, enhance, enhancement, enlarge, enlargement, escalade, escalating, escalation, exacerbate, exacerbation, exalt, exasperate, exasperation, expand, expanding, expansion, extend, extension, extrapolation, fanning out, fatten, fill out, fix, fixture, flare, flourish, fortify, fountain, further, gain, gain strength, gains, gather, germinate, get ahead, go up, gradational, grade, gradual, graduate, graduated, greaten, grow, grow up, growing, growth, gush, gyring up, heat up, heighten, heightening, hierarchic, hike, hike up, hiking, hot up, huff, hypertrophy, improve, increasing, increment, inflate, inflation, inmate, intensification, intensify, irritate, irritation, jack up, jet, joining, jump, jump up, junction, juxtaposition, leap, lengthen, levitation, magnification, magnify, make acute, make worse, manifold, mature, maximize, measure, mount, mounting, multiple, multiplication, multiplication table, multiplier, multiply, multiplying, mushroom, number, offshoot, on the increase, outgrow, overdevelop, overgrow, overtop, parcel, parlay, pendant, plus, prefixation, procreate, profits, progressive, proliferate, proliferating, proliferation, prolong, protract, provocation, provoke, puff, puff up, pullulate, pump, pump up, push, put up, pyramid, quantify, quantize, raise, raising, rarefy, rate, recruit, reduce, regular, reinforce, reinforcement, reproduce, rise, rising, rocketing up, run up, saltation, scalar, shade off, sharpen, sharpening, shoot up, shooting up, side effect, side issue, snowball, soaring, sour, souring, splay, spout, spread, spreading, spring, spring up, sprout, sprout up, spurt, strengthen, stretch, suffixation, sufflate, superaddition, superfetation, superjunction, superposition, supplement, supplementation, surge, swarm, swell, tables, tailpiece, takeoff, taking off, teem, thicken, thrive, tower, tumefy, undergirding, uniting, up, upclimb, upcoming, updraft, upgang, upgo, upgoing, upgrade, upgrowth, uphill, upleap, uplift, upping, uprisal, uprise, uprising, uprush, upshoot, upslope, upspear, upspring, upsprout, upsurge, upsurgence, upsweep, upswing, vault, vegetate, vise, wax, waxing, widen, widening, winnings, worsen, worsening, zooming
ROGET THESAURUS
Increase
Improvement
N
improvement, amelioration, melioration, betterment, mend, amendment, emendation, mending, advancement, advance, ascent, promotion, preferment, elevation, increase, cultivation, civilization, culture, march of intellect, menticulture, race-culture, eugenics, reform, reformation, revision, radical reform, second thoughts, correction, limoe labor, refinement, elaboration, purification, oxidation, repair, recovery, revise, new edition, reformer, radical, improving, progressive, improved, better, better off, better for, all the better for, better advised, reformatory, emendatory, reparatory, remedial, corrigible, improvable, accultural, on consideration, on reconsideration, on second thoughts, on better advice, ad melius inquirendum, urbent latericiam invenit marmoream reliquit.
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.
Increase
N
increase, augmentation, enlargement, extension, dilatation, increment, accretion, accession, development, growth, aggrandizement, aggravation, rise, ascent, exaggeration exacerbation, spread, flood tide, gain, produce, product, profit, increased, on the increase, undiminished, additional, crescendo, vires acquirit eundo.
VB
increase, augment, add to, enlarge, dilate, grow, wax, get ahead, gain strength, advance, run up, shoot up, rise, ascend, sprout, aggrandize, raise, exalt, deepen, heighten, strengthen, intensify, enhance, magnify, redouble, aggravate, exaggerate, exasperate, exacerbate, add fuel to the flame, oleum addere camino, superadd, spread.
Addition
N
addition, annexation, adjection, junction, superposition, superaddition, superjunction, superfetation, accession, reinforcement, increase, increment, supplement, accompaniment, interposition, insertion, added, additional, supplemental, supplementary, suppletory, subjunctive, adjectitious, adscititious, ascititious, additive, extra, accessory, au reste, in addition, more, plus, extra, and, also, likewise, too, furthermore, further, item, and also, and eke, else, besides, to boot, et cetera, and so on, and so forth, into the bargain, cum multis aliis, over and above, moreover, with, withal, including, inclusive, as well as, not to mention, let alone, together with, along with, coupled with, in conjunction with, conjointly, jointly, adde parvum parvo magnus acervus erit.
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.