Certain

//ˈsɜː.tən//

Synonyms for "certain" (349 found)

Ranked by relevance and common usage.

Closest matches (70)

Strong matches (105)

deaddecideddecisivedefineddemonstrabledemonstrateddependabledetaileddeterminatedeterminativedetermineddevoutdifferentdistinctdistinguisheddiversdocumentarydocumenteddogmaticdoubtless
Show 77 more words
downrighteagereffectualeitheremphaticensuredesotericespecialestablishedevidentialevidentiaryex parteexceptionalexclusiveexpectantexpectingexplicitexpressextraordinaryeye-witnesseyewitnessfactualfaithfulfatefulfideisticfinalfirmfirsthandfixedflatfoolproofforearmedforeordainedforestallingforewarnedfounded ongapinggrimgrounded onguaranteedhearsayhistoricalhopefulimplicitimpressed within anticipationin expectationin forin the cardsincontestableincontrovertibleindefeasibleindicativeindividualindividualisticindivisibleindubitableineluctableineludibleinescapableinestimableinevasibleinevitableinexorableinfallibleinflexibleinnerinsuredintegralintimateinvariableirreducibleirrefutableirresistibleirrevocablelonelooking for

Related words (174)

looking forward tomanymaterialmeasuredminutemonadicmonisticmoremore than onenecessarynot in errornot singularnot surprisednoteworthynumerousnuncupativeobjectively trueon the lookout foroneoptimistic
Show 130 more words
overwhelmingpalpableparticularperemptoryperfectly surepermanentpersonalpersuadedpietisticpiouspisticplausiblepluralpluralisticplurativepositiveprecisepredestinedpredeterminedpreparedpresumptiveprivateprobativeprovableprovedpurposefulquantifiedquantitativequantitivequantizedreadyrealrelentlessresistlessrespectiverockysanguinesatisfiedsealedsecuresecuredsetsettledseveralsignificantsimplesinglesingularsold onsolesolidsolipsisticsolitarysomespecialspecificstablestandardstatedsteadystipulatedsubstantiatedsuggestivesundrysure as deathsure as fatesure as shootingsure enoughsure-enoughsurefiresymptomatictellingtraditionaltruetrue as gospeltrustworthytruthfulunalterableunambiguousunanalyzableunchangingunconfuteduncontestableuncontrollableundeflectableundeniableundeniedunder the impressionundisputedundividedundoubtedundoubtfulundoubtingunequivocalunerringunerroneousunevadableunfailingunfallaciousunfalseuniformuniqueunitaryunivocalunmistakableunmistakenunnamedunpreventableunquestionableunquestionedunrefutedunspecifiedunstoppableunsurprisedunyieldingvalidvalidatedvariousveraciousverifiableverifiedveritablewaitingwaiting forwarrantedwatching forweightywell-groundedwholewritten
Adjective(2 words)
sealedsure
Pronoun(1 words)
some

How these synonyms differ

  • assured - 'Assured' blends certainty with calm self-possession. An assured tone doesn't just convey what you know, it conveys that you're unbothered by challenge.
  • confident - 'Confident' is certainty expressed through manner, a confident person projects their conviction outward, sometimes before the evidence warrants it.
  • convinced - 'Convinced' means certainty arrived at through evidence or argument, someone persuaded you, or the facts stacked up until doubt collapsed.
  • definite - 'Definite' eliminates ambiguity, a definite answer, a definite plan. It's certainty that's been locked in and won't change.
  • sure - 'Sure' is conversational and immediate, you're sure about a fact or a decision right now. 'Certain' carries more formal weight.

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

7 relation types

Antonyms

5 entries

Synonyms

4 entries

Related terms

3 entries

derived

13 entries

distinct from

2 entries

related to

44 entries

Showing 16 of 44 words.

similar

27 entries

Showing 16 of 27 words.

Translations

223 translations across 64 languages.

Powered by Wiktionary

Ancient Greek

2 entries
  • τις adj (not specifically named, indeterminate, indefinite)
  • ἔμπεδος adj (sure, positive, not doubting)

Arabic

4 entries
  • أَكِيد adj (sure, positive, not doubting)
  • بَعْض adj (not specifically named, indeterminate, indefinite)
  • مُتَأَكِّد adj (sure, positive, not doubting)
  • مُحَدَّد det (having been determined but not specified)

Armenian

1 entries
  • հաստատուն adj (sure, positive, not doubting)

Asturian

1 entries
  • ciertu adj (sure, positive, not doubting)

Azerbaijani

2 entries
  • müəyyən adj (not specifically named, indeterminate, indefinite)
  • əmin adj (sure, positive, not doubting)

Belarusian

4 entries
  • не́йкі adj (not specifically named, indeterminate, indefinite)
  • пэ́ўны adj (sure, positive, not doubting)
  • упэ́ўнены adj (sure, positive, not doubting)
  • які́сь adj (not specifically named, indeterminate, indefinite)

Bulgarian

4 entries
  • някакъв adj (not specifically named, indeterminate, indefinite)
  • някой си adj (not specifically named, indeterminate, indefinite)
  • си́гурен adj (sure, positive, not doubting)
  • уве́рен adj (sure, positive, not doubting)

Catalan

3 entries
  • cert adj (sure, positive, not doubting)
  • cert adj (not specifically named, indeterminate, indefinite)
  • cert det (having been determined but not specified)

Chamicuro

1 entries
  • akachelo'ta adj (sure, positive, not doubting)

Chinese Mandarin

4 entries
  • 一定 adj (sure, positive, not doubting)
  • 有的 adj (not specifically named, indeterminate, indefinite)
  • 某 adj (not specifically named, indeterminate, indefinite)
  • 確切 /确切 adj (sure, positive, not doubting)

Czech

4 entries
  • jistý adj (sure, positive, not doubting)
  • nějaký adj (not specifically named, indeterminate, indefinite)
  • jistý det (having been determined but not specified)
  • určitý det (having been determined but not specified)

Dalmatian

1 entries
  • ciart det (having been determined but not specified)

Danish

4 entries
  • sikker adj (sure, positive, not doubting)
  • vis det (having been determined but not specified)
  • visse det (having been determined but not specified)
  • vist det (having been determined but not specified)

Dutch

3 entries
  • bepaald adj (not specifically named, indeterminate, indefinite)
  • zeker adj (sure, positive, not doubting)
  • zeker adj (not specifically named, indeterminate, indefinite)

Esperanto

3 entries
  • certa adj (sure, positive, not doubting)
  • certa adj (in reference to a specific person or thing that the speaker does not want to name directly)
  • certa det (having been determined but not specified)

Finnish

4 entries
  • eräs adj (not specifically named, indeterminate, indefinite)
  • varma adj (sure, positive, not doubting)
  • yksi adj (not specifically named, indeterminate, indefinite)
  • eräät det (having been determined but not specified)

French

4 entries
  • certain adj (sure, positive, not doubting)
  • certain adj (not specifically named, indeterminate, indefinite)
  • quelconque adj (not specifically named, indeterminate, indefinite)
  • certain det (having been determined but not specified)

Friulian

3 entries
  • ciert adj (sure, positive, not doubting)
  • positîv adj (sure, positive, not doubting)
  • sigûr adj (sure, positive, not doubting)

Galician

1 entries
  • certo det (having been determined but not specified)

Georgian

3 entries
  • უდავო adj (sure, positive, not doubting)
  • უეჭველი adj (sure, positive, not doubting)
  • გარკვეული det (having been determined but not specified)

German

4 entries
  • gewiss adj (sure, positive, not doubting)
  • gewiss adj (not specifically named, indeterminate, indefinite)
  • irgendein adj (not specifically named, indeterminate, indefinite)
  • sicher adj (sure, positive, not doubting)

Greek

1 entries
  • βέβαιος adj (sure, positive, not doubting)

Hindi

2 entries
  • निश्चित adj (sure, positive, not doubting)
  • निश्चित det (having been determined but not specified)

Hungarian

4 entries
  • bizonyos adj (sure, positive, not doubting)
  • bizonyos adj (not specifically named, indeterminate, indefinite)
  • biztos adj (sure, positive, not doubting)
  • egyes adj (not specifically named, indeterminate, indefinite)

Icelandic

4 entries
  • viss adj (sure, positive, not doubting)
  • öruggur adj (sure, positive, not doubting)
  • viss det (having been determined but not specified)
  • ákveðinn det (having been determined but not specified)

Ido

2 entries
  • certa adj (sure, positive, not doubting)
  • certena adj (not specifically named, indeterminate, indefinite)

Irish

3 entries
  • cinnte adj (sure, positive, not doubting)
  • dearfa adj (sure, positive, not doubting)
  • deimhin adj (sure, positive, not doubting)

Istriot

1 entries
  • sierto adj (sure, positive, not doubting)

Italian

4 entries
  • certo adj (sure, positive, not doubting)
  • certo adj (not specifically named, indeterminate, indefinite)
  • sicuro adj (sure, positive, not doubting)
  • tale adj (not specifically named, indeterminate, indefinite)

Japanese

4 entries
  • ある adj (not specifically named, indeterminate, indefinite)
  • 一定 adj (sure, positive, not doubting)
  • 定か adj (sure, positive, not doubting)
  • 某 adj (in reference to a specific person or thing that the speaker does not want to name directly)

Khmer

1 entries
  • ជាក់លាក់ adj (sure, positive, not doubting)

Korean

3 entries
  • 어느 adj (not specifically named, indeterminate, indefinite)
  • 특정 adj (not specifically named, indeterminate, indefinite)
  • 확실하다 adj (sure, positive, not doubting)

Ladin

2 entries
  • cert adj (sure, positive, not doubting)
  • cërt adj (sure, positive, not doubting)

Latin

4 entries
  • certus adj (sure, positive, not doubting)
  • fidus adj (sure, positive, not doubting)
  • quīdam adj (not specifically named, indeterminate, indefinite)
  • quīdam det (having been determined but not specified)

Macedonian

2 entries
  • сигурен adj (sure, positive, not doubting)
  • уверен adj (sure, positive, not doubting)

Maltese

1 entries
  • ċert adj (sure, positive, not doubting)

Māori

1 entries
  • taketake adj (sure, positive, not doubting)

Norwegian

4 entries
  • sikker adj (sure, positive, not doubting)
  • viss adj (sure, positive, not doubting)
  • enkelte det (having been determined but not specified)
  • viss det (having been determined but not specified)

Occitan

1 entries
  • cèrt adj (sure, positive, not doubting)

Odia

1 entries
  • ନିର୍ଦ୍ଦିଷ୍ଟ adj (sure, positive, not doubting)

Old English

1 entries
  • gewiss adj (sure, positive, not doubting)

Old High German

1 entries
  • giwis adj (sure, positive, not doubting)

Plautdietsch

1 entries
  • wess adj (sure, positive, not doubting)

Polish

3 entries
  • jakiś adj (not specifically named, indeterminate, indefinite)
  • niejaki adj (not specifically named, indeterminate, indefinite)
  • pewny adj (sure, positive, not doubting)

Portuguese

2 entries
  • certo adj (sure, positive, not doubting)
  • certo det (having been determined but not specified)

Romanian

4 entries
  • anume adj (sure, positive, not doubting)
  • cert adj (sure, positive, not doubting)
  • sigur adj (sure, positive, not doubting)
  • anumit det (having been determined but not specified)

Russian

4 entries
  • како́й-то adj (not specifically named, indeterminate, indefinite)
  • не́кий adj (not specifically named, indeterminate, indefinite)
  • не́который adj (not specifically named, indeterminate, indefinite)
  • определённый adj (sure, positive, not doubting)

Sardinian

3 entries
  • certu adj (sure, positive, not doubting)
  • tzeltu adj (sure, positive, not doubting)
  • tzertu adj (sure, positive, not doubting)

Scottish Gaelic

2 entries
  • cinnteach adj (sure, positive, not doubting)
  • deimhinne adj (sure, positive, not doubting)

Serbo-Croatian

4 entries
  • sȉgūran adj (sure, positive, not doubting)
  • sȉgūran adj (sure, positive, not doubting)
  • ùveren adj (sure, positive, not doubting)
  • си̏гӯран adj (sure, positive, not doubting)

Sicilian

1 entries
  • certu adj (sure, positive, not doubting)

Slovak

2 entries
  • istý adj (sure, positive, not doubting)
  • nejaký adj (not specifically named, indeterminate, indefinite)

Slovene

1 entries
  • gotov adj (sure, positive, not doubting)

Spanish

4 entries
  • [estar] certero adj (sure, positive, not doubting)
  • [estar] certero adj (Sure to happen, inevitable; assured)
  • [estar] cierto adj (sure, positive, not doubting)
  • [estar] cierto adj (Sure to happen, inevitable; assured)

Swahili

1 entries
  • fulani adj (not specifically named, indeterminate, indefinite)

Swedish

4 entries
  • säker adj (sure, positive, not doubting)
  • viss det (having been determined but not specified)
  • vissa det (having been determined but not specified)
  • visst det (having been determined but not specified)

Tetum

1 entries
  • tebes adj (sure, positive, not doubting)

Thai

1 entries
  • แน่นอน adj (sure, positive, not doubting)

Turkish

4 entries
  • bazı adj (not specifically named, indeterminate, indefinite)
  • belli başlı adj (not specifically named, indeterminate, indefinite)
  • emin adj (sure, positive, not doubting)
  • kesin adj (sure, positive, not doubting)

Ukrainian

4 entries
  • де́який adj (not specifically named, indeterminate, indefinite)
  • котри́йсь adj (not specifically named, indeterminate, indefinite)
  • пе́вний adj (sure, positive, not doubting)
  • упе́внений adj (sure, positive, not doubting)

Venetan

3 entries
  • certo adj (sure, positive, not doubting)
  • serto adj (sure, positive, not doubting)
  • çerto adj (sure, positive, not doubting)

Vietnamese

1 entries
  • chắc chắn adj (sure, positive, not doubting)

Yiddish

3 entries
  • געוויס adj (not specifically named, indeterminate, indefinite)
  • זיכער adj (sure, positive, not doubting)
  • געוויס det (having been determined but not specified)

Zazaki

4 entries
  • delil adj (not specifically named, indeterminate, indefinite)
  • emel adj (sure, positive, not doubting)
  • qeta adj (sure, positive, not doubting)
  • beyan det (having been determined but not specified)

Sample sentences

34 total sentences available.

Tatoeba + Wiktionary

I wish I could care more about my grades but it seems that, at a certain point of my life, I decided they wouldn't be so important anymore.

Source: tatoeba (1502)

I'm certain of your success.

Source: tatoeba (15846)

Your eyes have a certain magnetism.

Source: tatoeba (16882)

There is certain to be some opposition to your suggestion.

Source: tatoeba (16979)

Showing 4 of 34 available sentences.

More for "certain"

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.