adjective
1.
Synonyms: fast 3, breakneck, expeditious, expeditive, fleet, harefooted, quick, rapid, speedy, swift
Related Word: agile, brisk, nimble; hurried, quickened
Contrasted words: dilatory, laggard, leisured, leisurely
2.
Synonyms: precipitate 1, abrupt, headlong, hurried, impetuous, precipitant, precipitous, rushing, subitaneous, sudden
Antonyms: deliberate
3.
Synonyms: rash 1, brash, hotheaded, ill-advised, incautious, inconsiderate, mad-brained, madcap, reckless, thoughtless
Related Word: devil-may-care, slambang, slapdash