speedy

/ˈspē-dē/

Middle English spedi "beneficial, unencumbered, agile, prompt," from sped "luck, success, assistance, rate of progress" + -i

adjective

  1. marked by swiftness of motion or action; also : prompt

fast rapid swift fleet quick speedy hasty expeditious mean moving, proceeding, or acting with celerity. fast and rapid are very close in meaning, but fast applies particularly to the thing that moves and rapid to the movement itself.

noun

  1. a quick return to health