Definition

1. Noun:
   • The quality or state of being swift; rapidity of motion or action: "Swiftness" refers to the characteristic of moving or happening with great speed.

Usage

• "Swiftness" is an uncountable noun used to describe the rate or quality of speed, often implying efficiency and lack of delay. It is commonly used in both literal (physical motion) and figurative (actions, processes) contexts.

Examples

• Noun:
  • The cheetah is admired for its incredible swiftness.
  • The swiftness of his response prevented a major crisis.
  • We were surprised by the swiftness of the changes.

Advanced Usage

• "with all swiftness": as quickly as possible.
  • The message was delivered with all swiftness.
• "swiftness of hand/foot": referring to quick physical movements.
  • The magician's trick relied on the swiftness of his hand.

Variants and Related Words

• Swift (adj): moving or capable of moving at great speed.
  • He is a swift runner.
• Swiftly (adv): in a swift manner; quickly.
  • She acted swiftly to correct the error.

Synonyms

• Speed: the rate at which someone or something moves or operates.
• Rapidity: the quality of moving or reacting with great speed.
• Quickness: the quality of moving fast or doing something in a short time.
• Celerity (formal): swiftness of movement.

Antonyms

• Slowness: the quality of moving or operating at a low speed.
• Delay: a period of time by which something is late or postponed.

Noun

1. a rate (usually rapid) at which something happens
   • the project advanced with gratifying speed