noun
a rate that is rapid (Freq. 1)
• Syn: ↑celerity, ↑quickness, ↑rapidness, ↑speediness
• Derivationally related forms: ↑speedy (for: ↑speediness), ↑rapid (for: ↑rapidness), ↑rapid, ↑quick (for: ↑quickness)
• Hyponyms:
↑fleetness, ↑immediacy, ↑immediateness, ↑instantaneousness, ↑instancy, ↑dispatch, ↑despatch, ↑expedition, ↑expeditiousness, ↑promptness, ↑promptitude
Useful english dictionary. 2012.