expeditious[adjective]Synonyms: fast, breakneck, expeditive, fleet, harefooted, hasty, quick, rapid, speedy, swift
Antonyms: sluggish
Contrasted words: ineffective, ineffectual, inefficacious, inefficient, dilatory, laggard, leisurely, slow
Related Words: effective,
effectual,
efficacious,
efficient,
prompt,
ready [TahlilGaran] English Synonym Dictionary ▲