Synonyms for Supplement:

• n.

  •
  • abstemious,
  • cannibal,
  • cannibalism,
  • carnivore,
  • detox,
  • diet,
  • brown-bag.
  •
  • embrace,
  • include,
  • incorporate,
  • involve.
  •
  • back,
  • binding,
  • blurb,
  • body,
  • book,
  • acknowledgments.
  •
  • excess,
  • overflow,
  • overkill,
  • overrun,
  • spare,
  • surplus,
  • overcapacity.
  •
  • advance,
  • contribution,
  • gratuity,
  • payment,
  • premium,
  • remittance,
  • settlement,
  • payback.
  •
  • disburse,
  • finance,
  • fund,
  • pay,
  • spend.
  •
  • announcement,
  • article,
  • artwork,
  • cartoon,
  • centerfold,
  • cheesecake,
  • byline.
  •
  • amphetamine,
  • anaesthetic,
  • analgesic,
  • anesthetic,
  • antacid,
  • antibiotic,
  • anticoagulant,
  • antidepressant,
  • antidote.
  •addition (noun)
  • raise.
  •back matter (noun)
  • afterword.
  •enclosure (noun)
  • insert.
  •sequel (noun)
  • complement,
  • continuation.
  •something added (noun)
  • addendum,
  • addition,
  • additive,
  • appendix,
  • codicil,
  • complement,
  • continuation,
  • extra,
  • insert,
  • postscript,
  • rider,
  • sequel,
  • subsidiary.
  •supplement (noun)
  • accessory,
  • addendum,
  • affix,
  • append,
  • appurtenance,
  • postscript,
  • supplementation.

• v.

  •accompany (verb)
  • accompany,
  • add,
  • adorn,
  • affix,
  • attach,
  • attend,
  • chaperone,
  • convoy,
  • escort,
  • garnish,
  • second,
  • accessorize.
  •add to (verb)
  • augment,
  • complete,
  • enhance,
  • enrich,
  • extend,
  • fill out,
  • fill up,
  • fortify,
  • improve,
  • increase,
  • reinforce,
  • strengthen,
  • subsidize,
  • supply.

• Other synonyms:

  •
  • complement,
  • makeweight,
  • overkill,
  • plethora,
  • superabundance,
  • overcapacity.
  •
  • amendment,
  • contribution,
  • overflow,
  • overrun,
  • rider,
  • spare,
  • surplus.
  •
  • continuation,
  • fortify.
  •
  • excess.
  •accretion
  • increment.
  •add
  • tack on.
  •addendum
  • addendum,
  • codicil.
  •append
  • tag on.
  •complete
  • round out.
  •enhance
  • enrich.
  •increase
  • mark up,
  • snowball.
  •Other relevant words:
  • abstemious,
  • accessary,
  • accession,
  • accessory,
  • accident,
  • accidental,
  • accompaniment,
  • accouterment,
  • accoutrement,
  • accretion,
  • accrual,
  • add to,
  • add up,
  • addendum,
  • addition,
  • additional,
  • additive,
  • adhere,
  • adjective,
  • adjoin,
  • adjunct,
  • adjuvant,
  • advance,
  • advantageous,
  • advert,
  • advertisement,
  • afterthought,
  • agree,
  • amendment,
  • amphetamine,
  • amplify,
  • anaesthetic,
  • analgesic,
  • ancillary,
  • anesthetic,
  • annex,
  • annexation,
  • annexe,
  • announcement,
  • antacid,
  • antibiotic,
  • anticoagulant,
  • antidepressant,
  • antidote,
  • appanage,
  • append,
  • appendage,
  • appendant,
  • appendix,
  • application,
  • appurtenance,
  • appurtenant,
  • article,
  • artwork,
  • assign,
  • associate,
  • attach to,
  • attached,
  • attachment,
  • attributive,
  • augment,
  • augmentation,
  • auxiliary,
  • back,
  • back matter,
  • bind,
  • binding,
  • blow up,
  • blurb,
  • body,
  • bonus,
  • book,
  • boost,
  • broaden,
  • broadside,
  • brochure,
  • bump up,
  • calculate,
  • cannibal,
  • cannibalism,
  • carnivore,
  • cartoon,
  • centerfold,
  • cheesecake,
  • chorus,
  • circular,
  • coda,
  • codicil,
  • collateral,
  • colophon,
  • complement,
  • complete,
  • conclusion,
  • concomitant,
  • consequence,
  • contingency,
  • contingent,
  • continuance,
  • continuation,
  • continue,
  • contribute,
  • contribution,
  • corollary,
  • correlate,
  • counterpart,
  • deepen,
  • detail,
  • detox,
  • development,
  • diet,
  • dilate,
  • disburse,
  • distend,
  • dividend,
  • double,
  • eke out,
  • ell,
  • elongate,
  • embrace,
  • enclosure,
  • enhance,
  • enlarge,
  • enrich,
  • envoi,
  • epilogue,
  • excess,
  • excursus,
  • expand,
  • expansion,
  • expletive,
  • extend,
  • extension,
  • extra,
  • extrapolation,
  • fill out,
  • fill up,
  • filling,
  • finance,
  • fixture,
  • flier,
  • flyer,
  • foil,
  • fortify,
  • fund,
  • gain,
  • gear,
  • gratuity,
  • handbill,
  • hang on,
  • happenstance,
  • heighten,
  • improve,
  • improver,
  • incidental,
  • include,
  • incorporate,
  • increase,
  • increment,
  • inessential,
  • inflate,
  • insert,
  • insertion,
  • intensify,
  • interposition,
  • involve,
  • issue,
  • item,
  • join,
  • junction,
  • kicker,
  • last word,
  • lengthen,
  • magnify,
  • makeweight,
  • mark up,
  • match,
  • more,
  • nonessential,
  • nutritious,
  • offshoot,
  • other,
  • overflow,
  • overkill,
  • overrun,
  • paraphernalia,
  • pay,
  • payment,
  • pendant,
  • peroration,
  • persistency,
  • petty,
  • plethora,
  • plus,
  • postscript,
  • premium,
  • profitable,
  • proliferation,
  • prolongation,
  • protraction,
  • raise,
  • recruit,
  • refrain,
  • reinforce,
  • reinforcement,
  • remittance,
  • replenishment,
  • result,
  • rider,
  • rise,
  • round,
  • round out,
  • sauce,
  • second thought,
  • secondary,
  • sequel,
  • sequela,
  • sequent,
  • settlement,
  • side effect,
  • snowball,
  • spare,
  • spend,
  • spread,
  • stain,
  • strengthen,
  • stretch,
  • subjoining,
  • subjunction,
  • subscript,
  • subsidiary,
  • subsidize,
  • suffix,
  • superabundance,
  • superfetation,
  • supernumerary,
  • superposition,
  • supersede,
  • supplemental,
  • supplementation,
  • supply,
  • surcharge,
  • surplus,
  • swan song,
  • swell,
  • tack,
  • tack on,
  • tag,
  • tag on,
  • tailpiece,
  • tonic,
  • unessential,
  • up,
  • upshot,
  • uptick,
  • wax,
  • widen,
  • wing,
  • wraparound,
  • Addenda,
  • Additament,
  • Additory,
  • Adjection,
  • Eke,
  • Sequelae,
  • payback,
  • postfix,
  • make up,
  • put on,
  • stick on,
  • Postlude,
  • Superaddition,
  • acknowledgments,
  • undergirding,
  • sequitur,
  • byline,
  • afterword,
  • brown-bag,
  • last words,
  • overcapacity,
  • parting shot,
  • side issue,
  • deposit,
  • Make-weight,
  • Non-essential,
  • fix to,
  • follow-through,
  • follow-up,
  • step-up,
  • ad,
  • add on,
  • dying words,
  • supplementary angle,
  • suppletion,
  • postface.

Antonyms for Supplement:

• n.

  • something added
    base, core.
  • Other antonyms:
    abatement, decline, decrease, decrement, deduction, depletion, diminution, fall, falloff, foreword, introduction, lessening, loss, lowering, original, preface, prologue, reduction, shrinkage, subtraction, total, whole.

• Other antonyms:

  • n. t.
    decline, decrease, decrement, deduct, deduction, depletion, diminution, discourage, dissuade, fall, falloff, foreword, injure, introduction, lessening, let down, lose, loss, lower, lowering, preface, prologue, reduce, reduction, shrinkage, subtract, subtraction, weaken, worsen, Diminishment, drop-off, step-down.

• v.

  • add to
    decrease, discourage, dissuade, hurt, injure, let down, lose, lower, reduce, subtract, weaken, worsen, take away.