Synonyms for Open up:

• n.

  •
  • help along,
  • carry.
  •
  • attend,
  • bandage,
  • cauterize,
  • bleed,
  • catch,
  • bring back,
  • bypass,
  • catheterize,
  • anaesthetize,
  • anesthetize.
  •
  • work,
  • form.
  •
  • decentralise,
  • decentralize,
  • deindustrialize,
  • democratise,
  • develop,
  • democratize,
  • denationalize,
  • devolve,
  • centralise,
  • centralize.
  •
  • play both ends (against the middle),
  • drive a wedge between.
  •
  • unlock,
  • burst open,
  • crack something open,
  • undo.
  •
  • cover.

• v.

  •accelerate (verb)
  • dust,
  • spur,
  • tool,
  • impel,
  • further,
  • step up,
  • forward,
  • hurry,
  • precipitate,
  • stimulate,
  • advance,
  • expedite,
  • drive,
  • quicken.
  •acknowledge (verb)
  • accept,
  • avow,
  • yield,
  • recognize,
  • own,
  • fess up,
  • concede,
  • grant,
  • declare,
  • come clean,
  • crack,
  • accede,
  • acquiesce,
  • cop a plea,
  • let on,
  • confess.
  •admit (verb)
  • proclaim,
  • credit,
  • expose,
  • agree,
  • talk,
  • narrate,
  • spill,
  • confirm,
  • relate,
  • concur,
  • adopt,
  • bring to light,
  • indicate,
  • confide,
  • affirm,
  • accord,
  • number,
  • approve,
  • consent,
  • disclose,
  • tolerate,
  • communicate,
  • unveil,
  • recite,
  • bare.
  •change (verb)
  • open up.
  •divulge (verb)
  • blab,
  • discover,
  • publish,
  • promulgate,
  • mouth,
  • spring,
  • exhibit,
  • impart,
  • gossip,
  • spill the beans,
  • tattle,
  • betray,
  • broadcast,
  • blow the whistle,
  • leak,
  • give away.
  •introduce (verb)
  • bring out,
  • usher,
  • harbinger,
  • Familiarize,
  • get together,
  • herald,
  • precede,
  • announce,
  • recommend,
  • fix up,
  • air,
  • preface.
  •operate (verb)
  • set,
  • remove,
  • transplant,
  • treat,
  • excise,
  • amputate,
  • explore.
  •originate (verb)
  • compose,
  • coin,
  • invent,
  • innovate,
  • produce,
  • conceive,
  • generate,
  • spawn,
  • spark,
  • bring about,
  • procreate,
  • parent,
  • think up,
  • give birth to,
  • evolve,
  • cause,
  • formulate,
  • hatch,
  • break the ice,
  • make.
  •pioneer (verb)
  • instigate,
  • prepare,
  • spearhead,
  • colonize.
  •reveal (verb)
  • start,
  • grow.
  •slash (verb)
  • hack,
  • incise,
  • slit,
  • injure,
  • score,
  • rend,
  • rip,
  • sever,
  • chop,
  • gash.
  •stab (verb)
  • cleave,
  • jab,
  • sink,
  • saber,
  • ram,
  • spear,
  • penetrate,
  • prong,
  • plunge,
  • prick,
  • transfix,
  • bayonet,
  • gore,
  • run through,
  • punch,
  • plow.
  •tell (verb)
  • bid,
  • enjoin,
  • say,
  • require,
  • represent,
  • speak,
  • explain,
  • order,
  • notify,
  • utter,
  • summon,
  • authorize,
  • command,
  • fill in,
  • report,
  • express.
  •thaw (verb)
  • flux,
  • mollify,
  • fuse,
  • liquefy,
  • relax,
  • defrost,
  • relent,
  • flow,
  • soften,
  • run,
  • melt,
  • Deliquesce,
  • dissolve.
  •unfurl (verb)
  • unpack,
  • unwind,
  • spread out,
  • unfold.

• Other synonyms:

  •
  • square off,
  • provide for,
  • recline,
  • curve,
  • admit of,
  • reveal,
  • unscrew,
  • let,
  • uncork,
  • encourage,
  • blunt,
  • zero in on,
  • reload,
  • hew,
  • cinch,
  • begin,
  • sculpt,
  • deform,
  • level off,
  • qualify,
  • permit of,
  • describe,
  • reel out,
  • straighten,
  • deformation.
  •
  • roll down,
  • lubricate,
  • mold,
  • buckle,
  • outgun,
  • put through,
  • unhook,
  • hold out,
  • twist,
  • draw back,
  • ball,
  • set against,
  • pry,
  • gape,
  • bend,
  • allow,
  • reshape,
  • bunch,
  • kink,
  • metamorphose,
  • come between,
  • curl,
  • fire off,
  • round off,
  • crimp.
  •
  • flatten,
  • snipe,
  • smooth,
  • screw up,
  • coil.
  •
  • shape,
  • stick up,
  • ignite.
  •
  • round,
  • roll,
  • tear apart,
  • let off,
  • fling,
  • arch,
  • loop.
  •
  • unload,
  • opening.
  •
  • fire,
  • sight,
  • blow.
  •
  • load,
  • try,
  • level.
  •
  • discharge.
  •
  • train,
  • divide.
  •
  • stir,
  • strain,
  • pull.
  •
  • fight.
  •
  • force.
  •
  • pop.
  •
  • pack.
  •
  • fall.
  •broach
  • touch on,
  • ventilate,
  • hint at,
  • interject,
  • touching on,
  • moot,
  • touched on,
  • speak of,
  • talked of,
  • raise subject,
  • talk of,
  • mention,
  • moots,
  • Mooted,
  • interpose,
  • speaking of,
  • hinted at,
  • Mooting.
  •originate
  • Innovating,
  • Originating,
  • innovates,
  • Spawned,
  • gave birth to,
  • originates,
  • parenting,
  • gives birth to,
  • parented,
  • Innovated.
  •uncover
  • Subjected,
  • uncovering,
  • tip hand,
  • tip one's hand,
  • stumble on,
  • Subjecting.
  •undo
  • unbutton.
  •unfurl
  • unfurled,
  • spreads out,
  • unfurls.

Antonyms for Open up:

• v.

  • accelerate
    delay, discourage, slow down, block, slow, decelerate, retard, impede, postpone, wait, defer, check, stop, dissuade, cease, repress, hinder, halt.
  • acknowledge
    contradict, condemn, disregard, dispute, protest, deny, disapprove, reject, refuse, abjure, ignore, hide, renounce, veto, disagree, conceal, disallow, disavow, repudiate, forswear.
  • admit
    decline, argue, debar, oust, expel, keep, object, dismiss, dissent, invalidate, listen, suppress, misunderstand, eject, disown, confute, repel, exclude, prevent, cover, withhold, secrete, sell, oppose, shut, gainsay, differ.
  • broach
    close up, not mention, withdraw, take back, close.
  • broaden
    concentrate, decrease, shrink, diminish, narrow, lessen, lower, restrict, abridge, compress.
  • divulge
    protect.
  • enlighten
    confuse, neglect, puzzle, learn, harm, be vague, delude, hurt, misguide, obscure, bewilder, deceive, confound, mislead.
  • institute
    finish, end, ruin, unsettle, conclude, complete, destroy.
  • introduce
    extract, subtract, take away, erase.
  • knife
    cure, heal, help, aid.
  • originate
    result, terminate, kill, effect.
  • pioneer
    die.
  • profess
    question, be quiet.
  • release
    convict, detain, maintain, bind, limit, collect, sentence, imprison, incarcerate, retain, confine, charge, restrain, fasten, blame, incriminate, hold, gather.
  • shoot
    bear, walk, fail, create, backfire.
  • slash
    raise, mend, sew, unite, fix, combine, increase.
  • stab
    rise, assist.
  • strike
    let go, not touch, offer, be immune, miss, pass up, release, give, tap, lose, free, surrender.
  • tell
    estimate, keep secret, guess, figure, ask.
  • thaw
    freeze, solidify, worry, coagulate.
  • uncover
    secret.
  • unfurl
    roll up, fold up.
  • unveil
    veil.
  • wound
    benefit, improve, appease.
  • Other antonyms:
    shut up, clam up, close down, shut down, keep mum, button up, fold, dummy up, belt up.

Hyponym for Open up:

• v.

  • change
    arise, yield, give, come up, afford.
  • communication
    speak, mouth, verbalise, verbalize, utter, talk.