What is the opposite of unsure?

Need antonyms for unsure? Here's a list of opposite words from our thesaurus that you can use instead.

Contexts ▼▲ Opposite of having doubts or uncertainty (about something or someone) Opposite of not able to make a decision, or making a decision without confidence Opposite of not feeling, showing or done with confidence and certainty Opposite of not fixed or certain Opposite of not stable or secure Opposite of marked by doubts or suspicions Opposite of tentative or unsure in acting or speaking Opposite of open to discussion or argument Opposite of doubtful or uncertain about a given topic Opposite of not able to be predicted Opposite of hard to perceive or understand Opposite of dangerous or full of peril Opposite of showing or feeling insecurity or uncertainty Opposite of causing, or likely to cause, an argument or controversy Opposite of not known or familiar Opposite of timid or reserved in nature … more ▼ ▲ Adjective ▲ Opposite of having doubts or uncertainty (about something or someone) sure certain convinced positive confident definite persuaded clear decided resolute absolute secure unvacillating unfaltering unwavering happy unshaken indubious unhesitating believing satisfied assured conclusive cocksure undoubted unshakeable doubtless implicit clear in your mind free from doubt in no doubt settled resolved determined decisive self-confident unambivalent committed unequivocal confirmed untroubled undoubting exact trusty trustworthy unquestionable secure in one's belief unshaken in one's belief firm sealed bold undoubtful finished known devoted unconcerned final unambiguous undisturbed unperturbed calmed content unchanging methodical orderly systematic more ❯ “Once she was sure the rope was secure, she lowered the bucket into the deep bowels of the well.” Adjective ▲ Opposite of not able to make a decision, or making a decision without confidence determined gritty resolute strongminded dogged firm unwavering decided indomitable untiring committed deliberate persistent vigorous indefatigable purposive stalwart unflappable confident undaunted unfaltering unyielding earnest purposeful staunch unrelenting steadfast stout unflinching intent persevering unshakeable unshaken decisive steely tenacious unbending implacable pertinacious strong uncompromising driven resolved spirited steady unhesitating single-minded strong-minded strong-willed full of determination definite fixed intransigent certain conclusive positive obstinate sure dedicated settled obdurate adamant indurate stubborn dead set definitive heroic absolute undeviating perfect mended healed irrefutable loyal unswerving gutsy inflexible valiant univocal unchanging constant serious immovable unambiguous clearsighted unswervable insistent unmovable bold true clinching focusedUS unequivocal unflagging plucky mettlesome courageous categorical brave willful wilful immutable wholehearted stable intrepid inexorable unshakable relentless unbendable perseverant emphatic rock-ribbed stout-hearted final forceful set unconditional clear assured clear-sighted clear-thinking focussedUK more ❯ “His public persona is that of a strong, determined leader, but in his private life, he's very insecure.” Adjective ▲ Opposite of not feeling, showing or done with confidence and certainty confident assertive assured poised buoyant sure intrepid resolute fearless positive secure audacious firm categorical unperturbed unruffled unwavering bold dauntless unfaltering cool imperturbable unfazed collected nonchalant composed unflappable cool-headed level-headed self-asserting self-assertive self-assured self-confident self-possessed self-reliant self-respecting believing in oneself sure of oneself sure of yourself “He is the outspoken and confident red-haired editor of the local newspaper.” Adjective ▲ Opposite of not fixed or certain fixed permanent set unchanging agreed flat predetermined allotted established secure arranged firm prearranged stipulated determined inflexible irreversible specified determinate explicit invariable sure definitive exact precise still unmovable definite inalterable resolved stable undeviating defined final preset steady unwavering decided immutable planned settled unchangeable confirmed hard rigid stated unbending certain frozen prescribed unalterable unmodifiable clear specific pellucid distinct interior clear-cut “Fixed rates started creeping up at the end of last summer in anticipation of increases in the base rate.” Adjective ▲ Opposite of not stable or secure sure balanced stable steady even steadfast unwavering firm fixed stabilisedUK stabilizedUS determinate abiding invariable uniform constant unchanging established unfaltering enduring unvarying controlled unfluctuating permanent settled level rigid resolute “He walks with a quick sure gait and the self-confidence of a haughty personage.” Adjective ▲ Opposite of marked by doubts or suspicions trusting certain convinced credulous gullable gullible positive sure trustful uncritical unquestioning assured believing careless clear confident definite faithful heedless incautious rash trustworthy trusty unquestionable unsuspecting unsuspicious undoubting thoughtless uncareful believable unafraid unwary secure willing indiscreet judgemental decisive reckless committal judgmental foolish hasty more ❯ Adjective ▲ Opposite of tentative or unsure in acting or speaking certain decisive can-do clear confident definite determined dogmatic eager enthusiastic firm forceful keen positive resolute self-assured spirited sure unhesitating unwavering believing bold brave extroverted fearless ready unhesitant willing aggressive assertive feisty overbearing pushy outgoing immodest extraverted conceited brash Adjective ▲ Opposite of open to discussion or argument indisputable accomplished certain hands-down inarguable incontestable incontrovertible indubitable irrefragable positive questionless settled sure unanswerable unarguable unchallengeable undebatable undeniable unquestionable clear decided definite indubious proven questionable resolved uncontestable undoubted unequivocal conclusive absolute unambiguous unproblematic patent unmistakable reliable definitive accurate irrefutable obvious categorical assured trustworthy evident decisive true guaranteed firm dependable clear-cut authoritative known beyond doubt beyond question not in doubt concrete doubtless determined convinced explicit innocent trusted undoubting above suspicion resolute strong sound unwavering undisputed fixed final recognizedUS establishable predictable confirmable certified determinate verifiable demonstrable unquestioned ascertained confirmed not in question inconrovertible recognisedUK acknowledged manifest straightforward unassailable clinching trusty observable emphatic plain pronounced uncontroversial convincing veridical palpable apodictic unfabled marked accepted compelling real self-evident beyond dispute no mistake beyond a shadow of a doubt open and shut more ❯ Adjective ▲ Opposite of doubtful or uncertain about a given topic theist Adjective ▲ Opposite of not able to be predicted predictable certain sure positive convinced confident unambiguous decided firm reliable known unhesitating definite settled clear resolute clear-cut fixed undoubted secure resolved determined exact safe foreseeable trustworthy Adjective ▲ Opposite of hard to perceive or understand clear apparent evident obvious plain unmistakable unmistakeable definite distinct explicit axiomatic distinguishable secure determinate nonambiguous patent unquestionable certain glaring unambiguous unambivalent irrefutable marked unequivocal conclusive defined overt indubitable intelligible sure definitive discernible palpable indisputable manifest transparent blatant incontrovertible pellucid beyond doubt beyond question black-and-white clear cut clear-cut crystal clear cut-and-dried self-evident as plain as a pikestaff as plain as day as plain as the nose on your face sharp categorical perceivable undeniable undisputed incontestable perceptible undebatable unblurred unchallenged distinctive precise inarguable convincing uncontested cogent noticeable specific legible exact undisputable more ❯ “He wasn't big on compliments. However, when he did give them, it was clear he meant them with all his heart.” Adjective ▲ Opposite of dangerous or full of peril safe harmless innocent innocuous nonhazardous nonthreatening secure unthreatening calm certain definite easy firm nice OK stable steady strong sure sound healthy solid settled stout sturdy robust stalwart protected guarded fine okay well mighty rugged powerful fit even confident balanced unshaky vigorous hearty reliable dependable perdurable hardened resilient resistant staunch durable indestructible hardy tough impervious imperishable undoubted resolute inexpugnable happy substantial well-made well-built long-lasting strongly made well-constructed heavy-duty built to last made to last more ❯ Adjective ▲ Opposite of showing or feeling insecurity or uncertainty at ease calm collected comfortable cool easy happy-go-lucky nerveless relaxed content sure firm certain decisive unhesitating positive resolute confident unworried happy unself-conscious secure graceful self-confident unashamed natural unshy assured Adjective ▲ Opposite of causing, or likely to cause, an argument or controversy noncontroversial safe uncontroversial Adjective ▲ Opposite of not known or familiar known noted renowned common well-known famed famous patent celebrated familiar notable established popular recognisedUK recognizedUS acknowledged avowed overt proverbial declared notorious publicisedUK publicizedUS published revealed admitted decided generally known publicly known “A little known fact is that almost all of the riverfront on all sides of Manhattan is actually loose dirt.” Adjective ▲ Opposite of timid or reserved in nature bold brash confident impudent brave forthright nervy courageous daring fearless arrogant assuming assured audacious boldfaced bold-faced cheeky cocky dauntless decisive emboldened forward gallant intrepid resolute self-assured spirited temerarious undaunted valiant valorous “He cast a bold look into his opponent's eyes and knew his next move would ensure victory in this game.” Find more words! 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Sentences with the word unsure Words that rhyme with unsure What is the adverb for unsure? What is the adjective for unsure? What is the noun for unsure? Translations for unsure Use our Antonym Finder Nearby Words unsurely unsureness unsure of oneself unsure of yourself unsurer unsurest unsuppressible unsuppressed unsupportive of unsupportiveness unsupportively unsupportive 6-letter Words Starting With u un uns unsu unsur