Thesaurus

speedy

adjective

Synonyms and Antonyms of speedy

  1. 1 moving, proceeding, or acting with great speed <a speedy worker but not a very careful one, unfortunately> Synonyms blistering, breakneck, breathless, brisk, dizzy, fleet, fleet-footed, flying, galloping, hasty, hot, lightning, nippy, quick, rapid, rapid-fire, rattling, snappy, fast, splitting, swift, whirlwind, zippyRelated Words expeditious, prompt, ready; accelerated, hastened, hurried, quickened, rushed; breathtaking; energetic, strenuous, strong, vigorous; high-speed; rush; ultrafast, ultrarapidNear Antonyms crawling, dallying, dawdling, dillydallying, dragging, laggard, languid, lingering, plodding, poking, poky (or pokey), slowish, sluggish, unhurried; deliberate, leisurely, measured; dilatory, late, tardy; ultraslowAntonyms slow

  2. 2 done, carried out, or given without delay <I was surprised by and pleased with the company's speedy response to my complaints> Synonyms immediate, punctual, prompt, timelyRelated Words apt, quick, ready, swift, willing; opportune, seasonable; earlyNear Antonyms delinquent, latish, overdue; behind, behindhand, delayed, detained; dilatory, laggard, slowAntonyms belated, late, tardy


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to decrease in size, extent, or degree

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