What is the opposite of immature?

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Contexts ▼▲ Opposite of being, or relating to those, of a young age Opposite of not fully mature or developed Opposite of having little knowledge or experience of a particular thing (figuratively, of people) Opposite of having a naive or unsuspecting nature Opposite of newly produced or obtained Opposite of lacking intelligence or sense Opposite of foolish or lacking in sense (of a person) Opposite of new or inexperienced for a given role or position Opposite of having faults or errors Opposite of having a naive or unsuspecting nature Opposite of excessively ready to believe things Opposite of naive or innocent as a child would be Opposite of unwise Opposite of somewhat small Opposite of rash Opposite of existing but not yet developed or manifest … more ▼ ▲ Adjective ▲ Opposite of being, or relating to those, of a young age adult grown-up mature matured ripe experienced grown old older senile full-grown ripened full-blown fully-grown fully grown fully fledged developed sophisticated advanced full-fledged elderly senior aged veteran complete doddering ancient ageingUK hoary decrepit manly agingUS sensible big serious of age matronly moribund dying fledged initiated responsible later refined higher progressive infant distinct fully developed seasoned decaying waning weary tired middle-aged grayUS olden worldly elder worldly-wise greyUK over the hill wise adultish first-born grizzled geriatric octogenarian centenarian nonagenarian septuagenarian senescent venerable grown up tottering dilapidated frayed rickety antiquated established tattered worn out more mature more ❯ Adjective ▲ Opposite of not fully mature or developed developed fully-fledged ripened full-blown Adjective ▲ Opposite of having little knowledge or experience of a particular thing experienced adult grown-up mature ripe familiar knowledgeable practicedUS practisedUK seasoned skilled tasty trained versed educated old schooled professional good moral well-done pleasant done healed sophisticated clean healthy expert qualified accomplished consummate adept competent elite proficient fine excellent exceptional savvy specialist skillfulUS skilfulUK able ace clever apt superb wonderful veteran masterful au fait magnificent capable talented brilliant outstanding great master virtuoso stellar marvellousUK professed adroit handy dazzling dexterousUS class sharp mean complete bravura crack slick leet genius crackerjack first-class top-notch well versed first-rate out of this world dextrousUK marvelousUS more ❯ Adjective ▲ (figuratively, of people) Opposite of having a naive or unsuspecting nature experienced cosmopolitan knowing sophisticated worldly worldly-wise expert old skilled withered worn cultured refined earthly material advanced dishonest upper-class deceitful Adjective ▲ Opposite of newly produced or obtained old ancient outdated aged antediluvian antiquated dated expired archaic defunct extinct fusty obsolete outmoded antique mediaevalUK medievalUS obsolescent outworn passé prehistoric prehistorical rusty creaky moribund neolithic parachronistic out of date “Let's throw out the old and expired goods in our pantry.” Adjective ▲ Opposite of lacking intelligence or sense apt brainy bright brilliant clever fast hyperintelligent intelligent keen nimble quick quick-witted sharp sharp-witted smart supersmart ultrasmart Adjective ▲ Opposite of foolish or lacking in sense sensible judicious prudent sagacious sage sane sapient sound wise considered intelligent smart thoughtful serious mature reasonable rational responsible bright logical significant meaningful profound weighty worthwhile clever brainy sharp quick-witted unfrivolous sober earnest pragmatic learned punctilious cultured meticulous dependable sophisticated levelheaded reasoned worldly shrewd enlightened perceptive refined astute well-grounded serious-minded level-headed more ❯ Adjective ▲ (of a person) Opposite of new or inexperienced for a given role or position experienced mature seasoned veteran accomplished qualified versed knowledgeable trained well-versed hardened inured long-serving long-time old-time practisedUK practicedUS pro tested tried up to speed weathered worldly worldly-wise battle-scarred old hand wise to ways been around been there broken in in the know not born yesterday of the old school “The company has recruited some experienced executives who can hit the ground running immediately.” Adjective ▲ Opposite of having faults or errors perfect flawless faultless impeccable complete developed exact finished excellent happy healthy infallible moral pure unblemished unflawed well functional practical useful well developed Adjective ▲ Opposite of having a naive or unsuspecting nature worldly experienced sophisticated artful shrewd astute cultivated cultured grasping guileful knowing savvy worldly-wise enlightened mature perceptive politic seasoned smart wily wise intelligent knowledgeable matured streetwise worldly-minded street-smart worldly wise well-traveled educated hardened aware “Susan attributed her worldly qualities to her mother, who was a schoolteacher.” Adjective ▲ Opposite of excessively ready to believe things suspecting incredulous suspicious wary cynical scepticalUK shrewd skepticalUS unbelieving untrusting worldly Adjective ▲ Opposite of naive or innocent as a child would be complicated jaded untrusting Adjective ▲ Opposite of unwise careful cautious wise Adjective ▲ Opposite of somewhat small big biggish considerable goodly grand great handsome husky king-size king-sized large largish outsize outsized overscale overscaled oversize oversized sizable sizeable substantial tidy whacking whopping huge king size Adjective ▲ Opposite of rash afraid cowardly fearful meek reasonable shy timid Adjective ▲ Opposite of existing but not yet developed or manifest obvious active manifest alive apparent busy developed employed expressed functioning going living on operating operative realisedUK realizedUS running working clear conspicuous evident live open overt patent public visible Find more words! 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Sentences with the word immature Words that rhyme with immature What is the plural of immature? What is the adjective for immature? What is the noun for immature? What is the adverb for immature? Translations for immature Use our Antonym Finder Nearby Words immaturely immaturities immaturity immeasurability immeasurable immeasurableness immaterial to immaterialness immaterially immateriality immaterialities immaterial 8-letter Words Starting With i im imm imma immat immatu immatur