Synonyms of speedy in English:

speedy


See definition of speedy

adjective

1‘a speedy reply’

SYNONYMS

rapid, swift, quick, fast, prompt, immediate, expeditious, express, brisk, sharp, unhesitating

whirlwind, lightning, meteoric, overnight, fast-track, whistle-stop

hasty, hurried, precipitate, precipitous, breakneck, summary, on-the-spot, rushed

informal snappy, quickie

rare alacritous

ANTONYMS

slow, leisurely, dilatory

2‘a speedy hatchback’

SYNONYMS

fast, fast-moving, high-speed

informal nippy, zippy

literary fleet, fleet of foot, fleet-footed

rare volant

ANTONYMS

slow, plodding