Part of speech:
Without delay; quick; prompt
Firm in loyalty:
Confined to or having the nature of a point in space.
Allowing movement or action only at a low speed:
Slowed or delayed in development or progress, esp. because of mental retardation
The definition of fleet is something that moves swiftly.
Rapid is defined as something that is fast or quick or that happens in a short time.
Acting or responding quickly; prompt; ready
At full speed or with great speed
Short in time, duration, length, or extent.
Of or relating to aviation:
Acting with too much speed or haste; hurried:
Required to move or act more rapidly; rushed.
Extending or traveling not far or not far enough:
Find another word for expeditious. In this page you can discover 21 synonyms, antonyms, idiomatic expressions, and related words for expeditious, like: speedy, quick, prompt, fast, punctual, slow, pokey, retarded, breakneck, fleet and rapid.