Synonyms for Key:

• adj.

  •central (adjective)
  • pivotal,
  • axial,
  • centric,
  • centroidal,
  • middlemost,
  • midmost,
  • nuclear,
  • umbilical,
  • Omphalic.
  •critical (adjective)
  • climacteric.
  •essential, important (adjective)
  • basic,
  • chief,
  • crucial,
  • decisive,
  • fundamental,
  • indispensable,
  • leading,
  • main,
  • major,
  • material,
  • pivotal,
  • primary,
  • principal,
  • vital.
  •focal (adjective)
  • asymptotic,
  • central,
  • convergent,
  • core,
  • essential,
  • focal,
  • nuclear.
  •important (adjective)
  • epoch-making,
  • eternal,
  • historic,
  • hot,
  • major league,
  • material,
  • mere,
  • momentous,
  • monumental,
  • real,
  • sacred,
  • sacrosanct,
  • serious,
  • special,
  • substantial,
  • telling,
  • weighty,
  • world-shaking,
  • all-consuming,
  • crucial.

• n.

  •
  • capital,
  • chief,
  • first,
  • foremost,
  • leading,
  • main,
  • major,
  • number one,
  • paramount,
  • premier,
  • primary,
  • prime,
  • principal,
  • top.
  •
  • basis,
  • essence,
  • pivotal,
  • staple.
  •
  • backspace,
  • control,
  • formula,
  • means,
  • route,
  • secret.
  •
  • enter,
  • hover,
  • input,
  • double-click,
  • drag-and-drop.
  •
  • bellows,
  • bridge,
  • drumstick,
  • hammer.
  •
  • glossary.
  •
  • code,
  • combination,
  • latchkey,
  • master key,
  • skeleton key.
  •answer (noun)
  • lip.
  •answer, solution (noun)
  • blueprint,
  • brand,
  • cipher,
  • clue,
  • code,
  • core,
  • crux,
  • cue,
  • earmark,
  • explanation,
  • fulcrum,
  • guide,
  • hinge,
  • index,
  • indicator,
  • interpretation,
  • lead,
  • lever,
  • marker,
  • means,
  • nexus,
  • nucleus,
  • passport,
  • password,
  • pivot,
  • pointer,
  • root,
  • sign,
  • symptom,
  • ticket,
  • translation.
  •essential (noun)
  • chief,
  • pivotal,
  • principal.
  •guideline (noun)
  • guideline.
  •indication (noun)
  • alert,
  • badge,
  • banner,
  • beacon,
  • brand,
  • crest,
  • cue,
  • denotation,
  • designation,
  • emblem,
  • figuration,
  • flag,
  • gesticulation,
  • gesture,
  • guidepost,
  • hint,
  • icon,
  • indication,
  • insignia,
  • label,
  • legend,
  • lighthouse,
  • logo,
  • logotype,
  • marker,
  • motion,
  • notation,
  • pointer,
  • prompt,
  • semaphore,
  • sign,
  • signal,
  • signpost,
  • stamp,
  • symbol,
  • tag,
  • ticket,
  • token,
  • wave,
  • wink.
  •island (noun)
  • archipelago,
  • atoll,
  • cay,
  • island,
  • isle,
  • islet,
  • reef,
  • Holm.
  •item that unlocks (noun)
  • latchkey,
  • opener,
  • passkey,
  • skeleton,
  • screw.
  •key (noun)
  • cardinal,
  • cay,
  • central,
  • describe,
  • discover,
  • distinguish,
  • fundamental,
  • identify,
  • important,
  • key out,
  • kg,
  • kilo,
  • kilogram,
  • name,
  • of import,
  • operative,
  • primal,
  • significant,
  • tonality,
  • winder,
  • Francis Scott Key.
  •key signature (noun)
  • tonality.
  •passport (noun)
  • safe-conduct.
  •person (noun)
  • Francis Scott Key.

• v.

  •cognition (verb)
  • describe,
  • discover,
  • distinguish,
  • identify,
  • key out,
  • name.

• Other synonyms:

  •
  • basics,
  • basis,
  • bolt,
  • definition,
  • determinant,
  • fulcrum,
  • hover,
  • keynote,
  • latchkey,
  • master key,
  • necessary,
  • nuance,
  • nub,
  • nucleus,
  • obsession,
  • open sesame,
  • premier,
  • prerequisite,
  • principal,
  • requisite,
  • sine qua non,
  • skeleton,
  • skeleton key,
  • translation,
  • treasure,
  • double-click,
  • drag-and-drop.
  •
  • answer,
  • backspace,
  • bellows,
  • code,
  • consideration,
  • control,
  • cornerstone,
  • demand,
  • drumstick,
  • essence,
  • explanation,
  • foremost,
  • leading,
  • main,
  • necessity,
  • paramount,
  • pivot,
  • pivotal,
  • primary,
  • prize,
  • religion.
  •
  • cement,
  • force,
  • major,
  • pedal,
  • reed,
  • scroll,
  • staple,
  • supply,
  • valve.
  •
  • combination,
  • first,
  • formula,
  • input,
  • mouthpiece,
  • mute,
  • note,
  • pipe,
  • prime,
  • stuff.
  •
  • route.
  •
  • secret.
  •
  • bridge,
  • stop.
  •
  • hammer.
  •countersign
  • password.
  •francis scott key
  • Francis Scott Key.
  •knob
  • button.
  •Other relevant words:
  • aboriginal,
  • access,
  • accommodate,
  • accord,
  • account,
  • achromatism,
  • acknowledge,
  • adapt,
  • adjust,
  • admission,
  • advert,
  • advertise,
  • advice,
  • alpha,
  • amplification,
  • anchor,
  • answer,
  • appoint,
  • assimilate,
  • attain,
  • attract,
  • attune,
  • axial,
  • backbone,
  • backspace,
  • bang,
  • bar,
  • barricade,
  • base,
  • basic,
  • basics,
  • basis,
  • batten,
  • batten down,
  • beck,
  • bell,
  • bellows,
  • big wheel,
  • blade,
  • blueprint,
  • blusher,
  • bolt,
  • bottle opener,
  • brass,
  • break,
  • bridge,
  • bring out,
  • bring up,
  • burden,
  • button,
  • button up,
  • byplay,
  • call,
  • can opener,
  • capital,
  • capture,
  • cardinal,
  • cast,
  • catalogue,
  • catchword,
  • cement,
  • centralized,
  • centric,
  • centroidal,
  • centrosymmetric,
  • chance on,
  • chance upon,
  • chief,
  • chirology,
  • choke,
  • choke off,
  • chopper,
  • chromatism,
  • church key,
  • cipher,
  • cite,
  • clap,
  • clarification,
  • clef,
  • clew,
  • climacteric,
  • close,
  • close up,
  • clue,
  • code,
  • color,
  • color scheme,
  • coloration,
  • coloring,
  • colouration,
  • colouring,
  • combination,
  • come across,
  • come upon,
  • complexion,
  • compulsory,
  • concentrated,
  • consideration,
  • constitute,
  • constitutive,
  • constrained,
  • constrict,
  • contain,
  • contract,
  • control,
  • coordinate,
  • coral reef,
  • corkscrew,
  • cornerstone,
  • cotter,
  • court,
  • cover,
  • crib,
  • critic,
  • critical,
  • crucial,
  • crux,
  • cut to,
  • decipher,
  • decipherment,
  • decisive,
  • declare,
  • decoding,
  • definition,
  • delineate,
  • demand,
  • depict,
  • depth,
  • describe,
  • description,
  • detect,
  • determinant,
  • diagnose,
  • differentiate,
  • directory,
  • discern,
  • disclose,
  • discover,
  • discovery,
  • disentangle,
  • distinguish,
  • divulge,
  • dominant,
  • double reed,
  • draw,
  • drumstick,
  • dumb show,
  • earmark,
  • effective,
  • electricity,
  • elemental,
  • elementary,
  • elucidate,
  • elucidation,
  • embouchure,
  • enter,
  • enucleate,
  • epoch-making,
  • equalize,
  • escort,
  • essence,
  • establishment,
  • eternal,
  • evidence,
  • explanation,
  • explication,
  • expose,
  • fall upon,
  • fasten,
  • find,
  • find out,
  • first,
  • fit,
  • fix,
  • fold,
  • fold up,
  • force,
  • foremost,
  • formula,
  • freemasonry,
  • frequency,
  • fulcrum,
  • functional,
  • fundamental,
  • furnish,
  • gat,
  • gate,
  • gateway,
  • geocentric,
  • get a line,
  • get wind,
  • get word,
  • give away,
  • glance,
  • gloss,
  • glossary,
  • grand,
  • guide,
  • guideline,
  • haft,
  • hammer,
  • handle,
  • happen upon,
  • harmonise,
  • harmonize,
  • headstone,
  • hear,
  • heavyweight,
  • heft,
  • height,
  • helm,
  • high pitch,
  • highest,
  • hilt,
  • hinge,
  • historic,
  • homologize,
  • horn,
  • hot,
  • hover,
  • hue,
  • humor,
  • humour,
  • identify,
  • impart,
  • important,
  • imprisoned,
  • in chains,
  • in charge,
  • index,
  • indicator,
  • indispensable,
  • ineluctable,
  • inescapable,
  • influence,
  • influence peddler,
  • information,
  • ingroup,
  • inkling,
  • input,
  • insularity,
  • interlinear,
  • interpret,
  • interpretation,
  • interrupter,
  • intimation,
  • intrinsic,
  • key fruit,
  • key out,
  • key signature,
  • keynote,
  • keystone,
  • kg,
  • kilo,
  • kilogram,
  • knocker,
  • latch,
  • latchkey,
  • latchstring,
  • lead,
  • leading,
  • learn,
  • leer,
  • let on,
  • let out,
  • level,
  • lever,
  • life-and-death,
  • life-or-death,
  • light upon,
  • linchpin,
  • line,
  • lip,
  • list,
  • listing,
  • lobby,
  • lobbyist,
  • lock out,
  • lock up,
  • low pitch,
  • lynchpin,
  • main,
  • major,
  • major league,
  • make,
  • make out,
  • mandatory,
  • manipulator,
  • mark,
  • master key,
  • material,
  • means,
  • measure,
  • mediant,
  • mention,
  • mere,
  • middle,
  • middlemost,
  • midmost,
  • minor,
  • momentous,
  • monumental,
  • mood,
  • mouthpiece,
  • mute,
  • name,
  • necessary,
  • necessity,
  • nexus,
  • nod,
  • nominate,
  • note,
  • nuance,
  • nub,
  • nucleus,
  • nudge,
  • number one,
  • obligatory,
  • observe,
  • obsession,
  • occlude,
  • of import,
  • open sesame,
  • opener,
  • operative,
  • out of danger,
  • overriding,
  • padlock,
  • paint,
  • pallor,
  • panoplied,
  • pantomime,
  • paramount,
  • paraphrase,
  • pass,
  • passkey,
  • passport,
  • password,
  • pedal,
  • pedal point,
  • philharmonic pitch,
  • pick out,
  • pipe,
  • pitch,
  • pivot,
  • pivotal,
  • place,
  • plumb,
  • pony,
  • predominant,
  • premier,
  • prerequisite,
  • pressure group,
  • primaeval,
  • primal,
  • primary,
  • prime,
  • primeval,
  • primordial,
  • principal,
  • prisoner,
  • prize,
  • profound,
  • prominent,
  • proportion,
  • protected,
  • provide,
  • push button,
  • put in,
  • quay,
  • read,
  • real,
  • receiver,
  • recognise,
  • recognize,
  • reconcile,
  • rectify,
  • reed,
  • refer,
  • register,
  • regulate,
  • reins,
  • religion,
  • rendering,
  • rendition,
  • reply,
  • requisite,
  • resolve,
  • restatement,
  • restrained,
  • reveal,
  • revelation,
  • rewording,
  • right,
  • root,
  • rouge,
  • route,
  • rudimentary,
  • sacred,
  • sacrosanct,
  • safe,
  • safe-conduct,
  • samara,
  • sandbank,
  • sandbar,
  • scent,
  • screwdriver,
  • scroll,
  • seal,
  • seal off,
  • secern,
  • secret,
  • secure,
  • sender,
  • serious,
  • set,
  • shade,
  • shaft,
  • shank,
  • shrug,
  • shut,
  • shut up,
  • signalise,
  • signet,
  • significant,
  • sine qua non,
  • skeleton,
  • skeleton key,
  • skin color,
  • slam,
  • slide,
  • snap,
  • solution,
  • solve,
  • solving,
  • sound,
  • sounder,
  • special,
  • spell out,
  • spoor,
  • staple,
  • stellar,
  • stock ticker,
  • stop,
  • strain,
  • strangle,
  • strategic,
  • strike,
  • stuff,
  • style,
  • subdominant,
  • submediant,
  • substantial,
  • subtonic,
  • suggestion,
  • supertonic,
  • supply,
  • supreme,
  • sure,
  • surgical,
  • suspicion,
  • symptom,
  • sync,
  • synchronize,
  • table of contents,
  • tactical,
  • tailor,
  • talisman,
  • telegraphy,
  • teleprinter,
  • teletypewriter,
  • telex,
  • tell,
  • tell apart,
  • telling,
  • telltale,
  • tenor,
  • thesaurus,
  • ticker,
  • tiller,
  • timbre,
  • tin opener,
  • tinct,
  • tincture,
  • tinge,
  • tint,
  • tip,
  • tombstone,
  • tonality,
  • tone,
  • tonic,
  • top,
  • touch,
  • trace,
  • transcription,
  • translation,
  • transliteration,
  • transmitter,
  • treadle,
  • treasure,
  • trigger,
  • trot,
  • true,
  • true up,
  • tun,
  • tune,
  • turning point,
  • umbilical,
  • unavoidable,
  • underlying,
  • unharmed,
  • unlock,
  • unmolested,
  • unravel,
  • unscathed,
  • unwrap,
  • valve,
  • vandalise,
  • vandalize,
  • vein,
  • very important person,
  • vestige,
  • vip,
  • vital,
  • wedge,
  • weighty,
  • wheeler dealer,
  • whiff,
  • wind,
  • wind instrument,
  • winder,
  • wire service,
  • wire-puller,
  • working out,
  • world-shaking,
  • wrench,
  • zip up,
  • zipper,
  • Ait,
  • Chromism,
  • Clavis,
  • Coactive,
  • Dactylology,
  • Dactylonomy,
  • Deciphering,
  • Defended,
  • Homologate,
  • Influencer,
  • Metaphrase,
  • Of,
  • Omphalic,
  • Passe partout,
  • Redition,
  • Tooter,
  • Unriddle,
  • Aerophone,
  • major key,
  • tonic key,
  • eminence grise,
  • kingmaker,
  • tune up,
  • Francis Scott Key,
  • Keye,
  • Keys,
  • seals,
  • finding out,
  • pay attention to,
  • Teletype,
  • make fun of,
  • overmastering,
  • all-consuming,
  • double-click,
  • drag-and-drop,
  • key to,
  • crack,
  • screw,
  • proximate cause,
  • pre-eminent,
  • Unthreatened,
  • unravelling,
  • in custody,
  • crack open,
  • find a clue,
  • set right,
  • take care of,
  • under cover,
  • friend at court,
  • under restraint,
  • make plumb,
  • under hatches,
  • make uniform,
  • means of access,
  • special interests,
  • open the lock,
  • be in charge,
  • centermost,
  • in safety,
  • in security,
  • jammed in,
  • tip-off,
  • wedged in,
  • most important,
  • man of influence,
  • tender spot,
  • adjust to,
  • bad influence,
  • in prison,
  • hidden hand,
  • hot lead,
  • causa causans,
  • decorator color,
  • figuring out,
  • gray eminence,
  • special-interest group,
  • color balance,
  • coral island,
  • above water,
  • florida key,
  • symbol table,
  • literal translation,
  • oceanic island,
  • island group,
  • news ticker.

Antonyms for Key:

• adj.

  • essential, important
    additional, auxiliary, extra, inessential, insignificant, lesser, minor, nonessential, secondary, subordinate, trivial, unimportant, unnecessary.
  • Other antonyms:
    atonalism, atonality, collateral, inconsequential, inconsiderable, inferior, insignificant, last, least, minor, negligible, secondary, slight, subordinate, subsidiary, trifling, trivial, unimportant.

• n.

  • answer, solution
    exterior, outside, Exteriority.
  • item that unlocks
    lock, question.

• Other antonyms:

  • n. t.
    additional, alienate, atonalism, atonality, auxiliary, collateral, confuse, disarray, discharge, dismissal, disorder, disorganize, disrupt, disturb, ejection, estrange, expulsion, exterior, extra, inconsequential, inconsiderable, inessential, inferior, insignificant, last, least, lesser, lock, middle, minor, negligible, nonessential, ouster, outside, peripheral, rejection, removal, secondary, skew, slight, subordinate, subsidiary, superficial, trifling, trivial, unimportant, unnecessary, upset, Exteriority, disharmonize.