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speedy

speed·y

speedy

pronunciation:
spi di
part of speech: adjective
inflections: speedier, speediest
definition: characterized by swift movement or rapidity of accomplishment.
A speedy Coast Guard vessel came to the rescue.His boss was impressed with the speedy job he did on the project.You'll get speedier results with this machine.Best wishes for a speedy recovery.
antonyms:
dilatory, slow
similar words:
fast, prompt, quick, rapid, swift
derivations: speedily (adv.), speediness (n.)