Thesaurus
important
Synonyms and Antonyms of important
1
having great meaning or lasting effect
decisive, fatal, fateful, strategic
earnest, grave, heavy, serious, sincere
distinctive, exceptional, impressive, outstanding, prominent, remarkable
distinguished, eminent, great, illustrious, noble, notable, noteworthy, outstanding, preeminent, prestigious
all-important, central, critical, crucial, essential, key, pivotal, seminal, vital
2
having great power or influence
able, capable, competent, effective, efficient
authoritarian, autocratic (also autocratical), despotic, dictatorial, magisterial, tyrannical (also tyrannic)
celebrated, distinguished, dominant, eminent, famed, famous, great, illustrious, noble, notable, noteworthy, notorious, outstanding, preeminent, prestigious, prominent, renowned
dynamic, energetic, forceful, high-powered, robust, vigorous
3
having a feeling of superiority that shows itself in an overbearing attitude
arrogant, assumptive, bumptious, cavalier, chesty, haughty, high-and-mighty, high-handed, high-hat, highfalutin (also hifalutin), huffish, huffy, imperious, lofty, lordly, masterful, overweening, peremptory, pompous, presuming, presumptuous, pretentious, self-asserting, self-assertive, sniffy, stiff-necked, supercilious, superior, toplofty (also toploftical), uppish, uppity
authoritarian, bossy, dominant, dominating, domineering, magisterial, pontifical, pontificating
condescending, disdainful, patronizing
blusterous, blustery, boastful, bombastic, braggart, bragging, braggy, cocky, swaggering, vain, vainglorious
complacent, conceited, egocentric, egoistic (also egoistical), egotistic (or egotistical), hubristic, narcissistic, orgulous, prideful, proud, self-affected, self-applauding, self-centered, self-complacent, self-conceited, self-pleased, self-satisfied, smug, stuck-up
self-flattering, self-loving, self-promoting
brash, forward, uninhibited, unreserved
extroverted (also extraverted), immodest
4
having too high an opinion of oneself
assured, biggety (or biggity) [Southern & Midland], bigheaded, complacent, conceited, consequential, egoistic (also egoistical), egotistic (or egotistical), overweening, pompous, prideful, proud, self-conceited, self-important, self-opinionated, self-satisfied, smug, stuck-up, swellheaded, vain, vainglorious
blusterous, blustery, boastful, bombastic, braggart, bragging, braggy, cocky, swaggering
arrogant, assumptive, bumptious, cavalier, chesty, disdainful, fastuous, haughty, high-and-mighty, high-hat, huffy, lofty, lordly, masterful, peremptory, pontifical, self-asserting, self-assertive, snobbish, snobby, snooty, supercilious, superior, toplofty (also toploftical), uppish, uppity
domineering, high-handed, imperious
highfalutin (also hifalutin), holier-than-thou, pretentious
overconfident, presuming, presumptuous
confident, self-assured, self-confident
self-adulatory, self-congratulatory, self-contented, self-gratulatory
self-applauding, self-dramatizing, self-glorifying, self-promoting
Learn More about important
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Dictionary: Definition of important Spanish Central: Translation of important Nglish: Translation of important for Spanish speakers Britannica English: Translation of important for Arabic speakers
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