List of spare synonyms and spare related words.
Lenten, Scotch, Spartan, abandon, abjure, absolve, abstain, abstain from, abstemious, accessory, additional, afford, agent, allow, alternate, alternative, amnesty, analogy, ancillary, angular, another, as a bonus, ascetic, austere, auxiliary, avoid, award, backup, balance, bald, bare, basic, bear, bestow, bonus, bony, cadaverous, candid, canny, careful, casual, cede, change, changeling, chary, chaste, cheeseparing, collateral, common, commonplace, comparison, conserve, conserved, conserving, contributory, copy, copyright, counterfeit, de trop, deliver, deputy, direct, discharge, disgorge, dispensable, dispense, dispense from, dispense with, dispose of, dividend, do without, donate, double, drop, dry, dull, dummy, dump, dwarfed, dwarfish, economic, economizing, elementary, endure, equal, equivalent, ersatz, eschew, essential, except, excess, exchange, exculpate, excuse, exempt, exiguous, exonerate, expendable, expletive, extra, fake, farther, fill-in, flat, flat-chested, fleshless, for lagniappe, forbear, forehanded, forgive, forgo, forsake, forswear, frank, free, fresh, frugal, fundamental, further, gangling, gangly, gaunt, gawky, get along without, get rid of, ghost, ghostwriter, give, give absolution, give away, give dispensation from, give quarter, give up, grant amnesty to, grant forgiveness, grant immunity, grant remission, gratuitous, gratuity, guard, have done with, have mercy upon, have pity, held, held back, held in reserve, held out, hold, hold aloof from, hold back, hold off, homely, homespun, homogeneous, idle, imitation, impoverished, in abeyance, in addition, in excess, in hand, in reserve, incidental, indivisible, irreducible, jejune, keep, keep alive, keep back, keep from, keep in hand, keep intact, keep inviolate, keep safe, keep up, kept, kiss good-bye, labor-saving, lagniappe, lank, lanky, lay aside, lay away, lay by, lay in, lay up, lean, lean-fleshed, lean-looking, left, leftover, leisure, leisured, let alone, let go, let go by, let have, let off, let up on, liberate, limited, locum tenens, maintain, make a sacrifice, makeshift, margin, matter-of-fact, meager, mean, melt, mere, metaphor, metonymy, mint, miserly, mock, modest, money-saving, monolithic, more, more than enough, narrow, natural, neat, needless, net, never touch, new, next best thing, niggardly, nonessential, not destroy, not endanger, not expend, not touch, not use, not use up, not waste, occasional, odd, of a piece, off, open, original, other, out-of-the-way, outstanding, over, over and above, overage, overmeasure, overplus, overrun, overset, overstock, oversupply, paltry, pardon, parsimonious, part with, part-time, pass up, patent, penny-wise, personnel, phony, pinch, pinch hitter, plain, plain-speaking, plain-spoken, pleonastic, plus, poor, pourboire, preserve, preserved, primal, primary, pristine, prolix, prosaic, prosing, prosy, protect, provident, provisional, proxy, prudent, prudential, puny, pure, pure and simple, put aside, put by, quitclaim, rawboned, recant, redeem, redundant, refrain, refrain from, register, relax, release, relent, relief, relieve, relinquish, remainder, remaining, remanent, remise, remit, render up, renounce, replacement, representative, reprieve, rescue, reserve, reserved, reserves, resign, retained, retired, retract, ringer, rustic, sacrifice, salt away, save, save the necessity, saved, saving, scant, scanty, scraggy, scrawny, scrimp, scrimping, scrimpy, second string, secondary, semiretired, severe, short, shrive, shun, side, sign, simon-pure, simple, simple-speaking, single, skeletal, skimp, skimping, skimpy, skinny, slender, slight, slim, small, sober, something extra, spare the price, spares, sparing, sparse, spidery, spindling, spindly, stand, stand aloof from, stand-in, stark, starvation, stingy, stint, stinted, stopgap, stored, straightforward, straitened, stunted, sub, subsistence, substituent, substitute, substitution, succedaneum, supererogatory, superfluous, supernumerary, superseder, supplanter, supplemental, supplementary, support, surplus, surplusage, surrender, surrogate, surviving, suspended, sustain, swear off, symbol, synecdoche, take pity on, tautologic, tautologous, temporary, tentative, thaw, thin, thin-bellied, thin-fleshed, third string, thrifty, throw up, tide, time-saving, tip, to spare, token, twiggy, ulterior, unadorned, unaffected, unapplied, unbeaten, uncalled-for, uncluttered, unconsumed, undergo, undersized, understudy, underweight, undifferenced, undifferentiated, unemployed, unessential, unexercised, unexpended, unhandled, uniform, unimaginative, unnecessary, unneeded, unnourishing, unnutritious, unoccupied, unpoetical, unspent, untapped, untouched, untrodden, unused, unutilized, unvarnished, unwasteful, uphold, utility, utility player, vacate, verbose, vicar, vicarious, vice-president, vice-regent, waive, waived, watered, watery, well afford, wiry, withheld, withhold, yield