Definition for Certain:

• having or feeling no doubt or uncertainty; confident and assured; " felt certain of success"; " was sure ( or certain) she had seen it"; " was very sure in his beliefs"; " sure of her friends"

Synonyms for Certain:

• adj.

  •absolute (adjective)
  • conclusive,
  • complete,
  • absolute,
  • unrestricted,
  • utter,
  • definite,
  • positive,
  • supreme,
  • unmitigated,
  • consummate,
  • perfect.
  •accepted (adjective)
  • undisputed.
  •affirmative (adjective)
  • affirmative,
  • declarative,
  • insistent,
  • predicative,
  • assertive.
  •beyond doubt (adjective)
  • indisputable.
  •beyond question (adjective)
  • irrefutable.
  •bound (adjective)
  • fated.
  •categorical (adjective)
  • flat,
  • outright,
  • typical,
  • denominational.
  •certain (adjective)
  • convinced,
  • confident,
  • clear,
  • unmistakable,
  • veritable,
  • incontestable,
  • steadfast,
  • trusting,
  • undoubted,
  • doubtless,
  • patent.
  •certainly (adjective)
  • without question.
  •confident (adjective)
  • sanguine,
  • calm,
  • believing,
  • Questionless,
  • Undoubtful,
  • self-confident,
  • undisturbed,
  • unperturbed,
  • untroubled,
  • satisfied,
  • unconcerned.
  •demonstrable (adjective)
  • attestable.
  •expected (adjective)
  • anticipated.
  •fixed (adjective)
  • Stipulated,
  • ensured,
  • warranted,
  • certified,
  • concluded,
  • insured.
  •infallible (adjective)
  • apodictic,
  • foolproof.
  •irrevocable (adjective)
  • irreversible.
  •predictable (adjective)
  • predictable,
  • foreseeable.
  •provable (adjective)
  • confirmable.
  •reliable (adjective)
  • faithful,
  • trusty,
  • trustworthy,
  • official,
  • loyal,
  • devoted,
  • conscientious.
  •self-assured (adjective)
  • cocky.
  •sure-fire (adjective)
  • surefire.
  •true (adjective)
  • gospel,
  • proven,
  • right,
  • veracious,
  • honest.

• n.

  •
  • objective,
  • realistic,
  • sound,
  • definitely.
  •
  • determiner,
  • an,
  • determined,
  • Its,
  • My,
  • every,
  • mine,
  • dozen.
  •
  • probable,
  • probably,
  • possibly,
  • expected,
  • know,
  • likely.
  •
  • change,
  • fixed.
  •
  • inescapable,
  • inevitable.
  •
  • unassailable,
  • undisputable,
  • inarguable.
  •
  • sure-fire,
  • unerring,
  • unfailing,
  • secure.
  •
  • undoubting.
  •certain (noun)
  • express,
  • specific,
  • individual,
  • ineluctable,
  • partial,
  • precise,
  • inexorable,
  • obvious,
  • doomed,
  • some,
  • evident,
  • settled,
  • convincing,
  • plain,
  • Persuaded,
  • in the bag,
  • true,
  • particular.
  •confident (noun)
  • unwavering.

• Other synonyms:

  •
  • portion,
  • will,
  • resolution,
  • reservation,
  • purpose,
  • firmness,
  • confidence.
  •
  • distinct,
  • question,
  • resolve,
  • wonder,
  • lot.
  •
  • double.
  •
  • firm.
  •
  • open.
  •
  • hard.
  •
  • good.
  •assured
  • bag.
  •incontestable
  • airtight.
  •predestined
  • foregone,
  • predestined.

Paraphrases for Certain:

• Reverse Entailment

  • Adjective
    uncertain.

• Independent

  • Adjective
    several, concrete, following, such, right, many, separate, identified, cert, distinct, guaranteed, positive, recent, single, firm.
  • Proper noun, singular
    aspects, Children, Countries, women.
  • Noun, plural
    individuals, concerns, portions, Entries, segments, pockets, Respondents, Thieves, types, Voices, views, offers, outlets.
  • Adverb
    there.
  • Verb, past tense
    noted, included, listed, left, called, made, named.
  • Verb, gerund or present participle
    Addressing, Depending, according, Requiring, Providing, leading, sharing, missing, growing, showing, following.
  • Verb, 3rd person singular present
    exists, contains, includes, trusts, involves, concerns, Has, means, Does.

• Other Related

  • Adjective
    clear, given, precise, confident, accurate, convinced, safe, little, detailed, true, secure, affirmative, assured, estimated, fixed, ascertained, considerable, selected, identifiable, insured, prescribed, long-term, undetermined, reliable, slight, correct, individual, specific, resolute.
  • Proper noun, singular
    some, selected, individual, specific.
  • Noun, plural
    instances, assurances, indications, critics, examples, defenders.
  • Noun, singular or mass
    individual, specific.
  • Adverb
    some.
  • Verb, past tense
    assured, selected.
  • Verb, gerund or present participle
    ranging, governing.

Antonyms for Certain:

• adj.

  • all
    uncertain.
  • confident
    faltering, undecided, unreliable, questionable, doubting, unconfident, unpredictable, indefinite, unfixed, dubious.
  • referring to a specifically known amount
    imprecise, usual, unimportant, ordinary, inexact, general, common.
  • undoubtable, valid
    indistinct, false, doubted, obscure, dishonest, unclear, invalid, vague, unreal.
  • Other antonyms:
    improbable, speculative, academic, disputable, spurious, Contradictable, apocryphal, careless, unassuming, open-ended, named, baseless, specified, exploded, fallible, hypothetical, answerable, controversial, wavering, counterfeit, preventable, adjustable, indecisive, evadable, avoidable, unspecified, unauthorized, vacillating, theoretical, disputed, known, fictitious, refutable, diffident, fabulous.

• n.

  • certain
    hesitant, unlikely, unsure, doubtful.