See expeditious in Webster's New World Roget's A-Z Thesaurus II
adjective
Characterized by great celerity:
breakneck, fast, fleet, quick, rapid, speedy, swift. (Informal) hell-for-leather. Idiom: quick as a bunny (or wink). See fastAccomplished in very little time:
brief, fast, flying, hasty, hurried, quick, rapid, short, speedy, swift. See fast
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