Synonyms for Addition:

• n.

  •
  • accretion,
  • explosion,
  • increasing,
  • jump,
  • leap,
  • reckoning,
  • reduction,
  • spurt,
  • subtraction,
  • surge,
  • upsurge,
  • Totaling,
  • upswing.
  •
  • additive,
  • aggrandizement,
  • bonus,
  • commission,
  • complement,
  • dividend,
  • enhancement,
  • excess,
  • insert,
  • interest,
  • loss,
  • overflow,
  • overkill,
  • overrun,
  • raise,
  • reinforcement,
  • spare,
  • surplus,
  • overcapacity.
  •
  • arithmetic,
  • assessment,
  • calculation,
  • computation,
  • correction,
  • costing,
  • count,
  • deduction,
  • determination,
  • ell,
  • room,
  • wing.
  •
  • alcove,
  • balcony,
  • bay,
  • beading,
  • body,
  • brickwork,
  • ceiling,
  • cornerstone,
  • Totalization,
  • catacombs.
  •accompaniment (noun)
  • accessory,
  • accompaniment,
  • addendum,
  • adjunct,
  • adornment,
  • appendage,
  • appendix,
  • appurtenance,
  • attachment,
  • auxiliary,
  • brother,
  • companion,
  • consort,
  • extension,
  • extra,
  • fixture,
  • garnish,
  • lieutenant,
  • ornament,
  • second,
  • secondary.
  •acquisition (noun)
  • annexation,
  • appropriation,
  • assumption,
  • catch,
  • claim,
  • collection,
  • gain,
  • procurement,
  • purchase.
  •addition (noun)
  • accession,
  • accrual,
  • accumulation,
  • acquisition,
  • aggregation,
  • attainment,
  • augmentation,
  • enlargement,
  • expansion,
  • gain,
  • improver,
  • increase,
  • increment,
  • plus,
  • summation.
  •amount (noun)
  • sum.
  •arithmetical process of augmentation (noun)
  • computing,
  • counting,
  • expanding,
  • reckoning,
  • summation,
  • Accruing,
  • Enlarging,
  • Tabulating,
  • Toting,
  • Totaling,
  • Summing.
  •artifact (noun)
  • improver.
  •augmentation (noun)
  • amalgamation,
  • annex,
  • inflation,
  • swelling.
  •change (noun)
  • transfiguration,
  • transubstantiation.
  •duplication (noun)
  • multiplication.
  •enclosure (noun)
  • insert.
  •in addition (noun)
  • additionally,
  • also,
  • as well,
  • besides,
  • furthermore,
  • into the bargain,
  • moreover,
  • too,
  • over and above.
  •increase (noun)
  • boost,
  • raise.
  •introduction (noun)
  • interpolation,
  • lead-in,
  • Prolegomenon.
  •mathematics (noun)
  • arithmetic.
  •process of conjoining, adding (noun)
  • accession,
  • adjoining,
  • annexation,
  • attachment,
  • augmentation,
  • enlargement,
  • extension,
  • inclusion,
  • increasing,
  • Adding,
  • Affixing.
  •something conjoined to or enlargement of something (noun)
  • accessory,
  • accretion,
  • accrual,
  • addendum,
  • additive,
  • adjunct,
  • aggrandizement,
  • annex,
  • appendage,
  • appendix,
  • bonus,
  • boost,
  • commission,
  • dividend,
  • enhancement,
  • expansion,
  • extra,
  • gain,
  • hike,
  • increase,
  • increment,
  • option,
  • profit,
  • raise,
  • reinforcement,
  • rise,
  • supplement,
  • wing.

• v.

  •change (verb)
  • innovation.
  •insert (verb)
  • insertion,
  • interpolation.

• Other synonyms:

  •
  • alcove,
  • assessment,
  • balcony,
  • bay,
  • beading,
  • brickwork,
  • ceiling,
  • complement,
  • computation,
  • cornerstone,
  • cornice,
  • costing,
  • dado,
  • determination,
  • exterior,
  • fabric,
  • floor,
  • interior,
  • overkill,
  • plethora,
  • sideshow,
  • superabundance,
  • superfluity,
  • Totalization,
  • catacombs,
  • overcapacity.
  •
  • abbreviation,
  • boost,
  • change,
  • contribution,
  • correction,
  • corridor,
  • development,
  • facade,
  • gallery,
  • garage,
  • hall,
  • hallway,
  • overflow,
  • overrun,
  • porch,
  • rider,
  • rise,
  • room,
  • score,
  • spare,
  • surplus,
  • wing.
  •
  • body,
  • calculation,
  • continuation,
  • count,
  • ruin.
  •
  • excess.
  •accumulation
  • accretion.
  •addendum
  • codicil.
  •admittance
  • inclusion.
  •affix
  • suffix.
  •premium
  • interest.
  •ps
  • postscript.
  •Other relevant words:
  • abbreviation,
  • aboard,
  • about,
  • accede to,
  • access,
  • accessary,
  • accession,
  • accident,
  • accidental,
  • accord,
  • accretion,
  • accrue,
  • accruement,
  • acquirement,
  • adaptation,
  • add,
  • add to,
  • additional,
  • additionally,
  • additive,
  • adjective,
  • adjoin,
  • adjoining,
  • adjunction,
  • adjuvant,
  • admission,
  • admittance,
  • admixture,
  • advance,
  • advantage,
  • advert,
  • advertisement,
  • affairs,
  • affiliation,
  • affinity,
  • affix,
  • affixation,
  • afield,
  • after,
  • afterthought,
  • afterward,
  • again,
  • agglomeration,
  • agglutination,
  • aggrandize,
  • aggrandizement,
  • ago,
  • agreement,
  • ahead,
  • alcove,
  • alliance,
  • almost,
  • along,
  • also,
  • alteration,
  • amendment,
  • amount,
  • amplification,
  • amplify,
  • ancillary,
  • and so forth,
  • annexe,
  • another,
  • appanage,
  • append,
  • appendant,
  • appliance,
  • appreciation,
  • approximately,
  • approximation,
  • appurtenant,
  • arithmetic,
  • arithmetic operation,
  • around,
  • arrival,
  • as well,
  • ascent,
  • assemblage,
  • assenting,
  • assessment,
  • asset,
  • assimilation,
  • assistant,
  • association,
  • attributive,
  • augment,
  • balcony,
  • ballooning,
  • bay,
  • beading,
  • beautify,
  • become,
  • beforehand,
  • benefit,
  • besides,
  • beyond,
  • blend,
  • blending,
  • body,
  • bond,
  • bonus,
  • boom,
  • boost,
  • boot,
  • booth,
  • brickwork,
  • broadening,
  • broadside,
  • brochure,
  • buildup,
  • cabal,
  • calculating,
  • calculation,
  • cartel,
  • cast,
  • ceiling,
  • centralization,
  • change,
  • circular,
  • clause,
  • closeness,
  • coalescence,
  • coalition,
  • coda,
  • codicil,
  • collateral,
  • combination,
  • combine,
  • combining,
  • combo,
  • come,
  • commission,
  • complement,
  • component,
  • composition,
  • computation,
  • computing,
  • concomitant,
  • confederacy,
  • confederation,
  • congeries,
  • conglomeration,
  • conjugation,
  • conjunction,
  • connectedness,
  • connection,
  • consolidation,
  • conspiracy,
  • contiguity,
  • contingency,
  • contingent,
  • continuation,
  • contrariety,
  • contribution,
  • cornerstone,
  • cornice,
  • corollary,
  • correction,
  • corridor,
  • costing,
  • cote,
  • count,
  • counting,
  • crescendo,
  • dado,
  • dealings,
  • decoration,
  • deployment,
  • determination,
  • develop,
  • development,
  • device,
  • differentiation,
  • disjunction,
  • dispersion,
  • dividend,
  • division,
  • do-gooder,
  • doodad,
  • earnings,
  • ecumenism,
  • edema,
  • elevate,
  • elevation,
  • ell,
  • embark,
  • embellishment,
  • embodiment,
  • emerge,
  • encompassment,
  • ending,
  • enhance,
  • enhancement,
  • enlarge,
  • enlist,
  • enrol,
  • enroll,
  • enter,
  • entree,
  • enumeration,
  • epilogue,
  • equation,
  • escalation,
  • estimation,
  • evolution,
  • evolve,
  • excess,
  • excessively,
  • expand,
  • expanding,
  • explosion,
  • extend,
  • exterior,
  • extrapolation,
  • fabric,
  • facade,
  • fast,
  • federalization,
  • federation,
  • filiation,
  • firmly,
  • flare,
  • flier,
  • flood,
  • floor,
  • flourish,
  • flyer,
  • frill,
  • frippery,
  • furthermore,
  • fusion,
  • gadget,
  • gallery,
  • garage,
  • germinate,
  • get,
  • getting,
  • gewgaw,
  • grow,
  • growth,
  • gush,
  • hall,
  • hallway,
  • hand in hand,
  • handbill,
  • happenstance,
  • herewith,
  • hike,
  • homology,
  • hookup,
  • humanitarian,
  • hut,
  • hutch,
  • improver,
  • in addition,
  • incidental,
  • inclusion,
  • incorporation,
  • increasing,
  • inessential,
  • innovation,
  • insert,
  • insertion,
  • integration,
  • intensify,
  • interest,
  • interior,
  • interpolation,
  • intimacy,
  • intimately,
  • into the bargain,
  • introduction,
  • inversion,
  • involution,
  • item,
  • itemization,
  • jazz,
  • joining,
  • jointly,
  • jump,
  • junction,
  • junta,
  • just,
  • juxtaposition,
  • lead-in,
  • league,
  • lean-to,
  • leap,
  • liaison,
  • lift,
  • link,
  • linkage,
  • listing,
  • loss,
  • luxury,
  • magnification,
  • making,
  • marriage,
  • mathematics,
  • meld,
  • merely,
  • merger,
  • moneymaking,
  • more,
  • moreover,
  • mounting,
  • multiplication,
  • nearly,
  • nearness,
  • nonessential,
  • notation,
  • obtainment,
  • obtention,
  • offshoot,
  • opposition,
  • option,
  • ornamentation,
  • ostentation,
  • other,
  • over,
  • overflow,
  • overkill,
  • overly,
  • overrun,
  • package,
  • paragraph,
  • paraphernalia,
  • part,
  • pen,
  • pendant,
  • plethora,
  • plus,
  • porch,
  • postscript,
  • practice,
  • premium,
  • prenominal,
  • procural,
  • procurance,
  • productiveness,
  • profit,
  • proliferation,
  • prolongation,
  • propinquity,
  • proportion,
  • protraction,
  • proximity,
  • raise,
  • raising,
  • rapport,
  • reckoning,
  • record,
  • reduction,
  • register,
  • reinforcement,
  • relatedness,
  • relation,
  • relations,
  • relationship,
  • return,
  • rider,
  • rise,
  • rise to power,
  • room,
  • ruin,
  • rundown,
  • sauce,
  • score,
  • sequel,
  • shack,
  • shed,
  • shelter,
  • showiness,
  • side by side,
  • side effect,
  • sideshow,
  • similarity,
  • solely,
  • solidification,
  • spare,
  • splay,
  • spread,
  • spreading,
  • spurt,
  • stall,
  • steel mill,
  • structure,
  • subsidiary,
  • subtraction,
  • suffix,
  • sum,
  • summation,
  • summing up,
  • superabundance,
  • superfluity,
  • supernumerary,
  • supplement,
  • supplemental,
  • supplementary,
  • supplementation,
  • surge,
  • surplus,
  • sympathy,
  • syncretism,
  • syndication,
  • syneresis,
  • synthesis,
  • tabulation,
  • tailpiece,
  • tally,
  • therewith,
  • tie,
  • to boot,
  • too,
  • total,
  • transfiguration,
  • transformation,
  • transubstantiation,
  • trapping,
  • trimming,
  • tumescence,
  • turn,
  • unessential,
  • unification,
  • union,
  • uniting,
  • up,
  • upsurge,
  • uptick,
  • upturn,
  • waxing,
  • wedding,
  • widening,
  • wing,
  • winning,
  • withal,
  • wraparound,
  • Accruing,
  • Accrument,
  • Accumulating,
  • Adding,
  • Addenda,
  • Additament,
  • Additory,
  • Adjection,
  • Affixing,
  • Ampliation,
  • And,
  • Bloating,
  • Desinence,
  • Enlarging,
  • Gaining,
  • Linking,
  • Securement,
  • Tabulating,
  • Toting,
  • Trover,
  • With,
  • Hiking,
  • Melding,
  • Totaling,
  • Totalling,
  • Totalization,
  • enosis,
  • tie up,
  • Procuration,
  • Prolegomenon,
  • Snowballing,
  • Summing,
  • Superaddition,
  • over and above,
  • along with,
  • in addition to,
  • as well as,
  • together with,
  • foofaraw,
  • notations,
  • undergirding,
  • uptrend,
  • equations,
  • catacombs,
  • upping,
  • upswing,
  • moneygrubbing,
  • mushrooming,
  • bells and whistles,
  • doodah,
  • overcapacity,
  • package deal,
  • side issue,
  • penthouse,
  • Non-essential,
  • intercourse,
  • in conjunction with,
  • in company with,
  • adding up,
  • counting up,
  • dragging down,
  • fanning out,
  • frou-frou,
  • getting hold of,
  • mutual attraction,
  • step-up,
  • tie-in,
  • totting up,
  • ad,
  • add on,
  • practises,
  • suppletion,
  • rule of three,
  • MARGINAL NOTE.

Antonyms for Addition:

• n.

  • act
    subtraction.
  • process of conjoining, adding
    decrease, deduction, lessening, loss, reduction, shrinkage, subtraction, withdrawal.
  • something conjoined to or enlargement of something
    decline, drop, fall.
  • Other antonyms:
    abatement, compressing, compression, condensation, condensing, constricting, constriction, contracting, contraction, decline, decrease, decrement, deduction, depletion, diminishing, diminution, drop, fall, falloff, lessening, loss, lowering, original, reduction, retrenchment, shortening, shrinkage, shrinking, subtraction, total, whole, Retrenching.

• Other antonyms:

  • n. t.
    compressing, compression, condensation, condensing, constricting, constriction, contracting, contraction, decline, decrease, decrement, deduction, depletion, detachment, diminishing, diminution, drop, fall, falloff, lessening, loss, lowering, reduction, removal, retrenchment, shortening, shrinkage, shrinking, subtraction, Diminishment, Retrenching, drop-off, step-down.