SPEEDINESS Synonyms: 45 Similar and Opposite Words

speediness

noun

Definition of speediness

as in speed

a high rate of movement or performance the speediness with which she types is simply amazing

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of speediness The relative speediness of the response is the result of COVID. — Gideon Lewis-Kraus, New Yorker, 25 July 2026 Groq’s LPUs use a type of short-term memory, known as SRAM, that is located directly on the chip’s engine, a driving force behind its speediness. — Kevin Stankiewicz, CNBC, 13 Mar. 2026 Considering her herculean effort and miraculous success, the speediness of her undoing is stunning. — Literary Hub, Literary Hub, 23 June 2025

Recent Examples of Synonyms for speediness

Noun

Lennon is electric, but technically Stone is Antioch’s speed back.

— Mike McGraw, Chicago Tribune, 29 Aug. 2026
The rise lifted some components of the index into overbought territory, as measured by the relative strength index (RSI), a momentum indicator that tracks the speed and size of price changes.

— Tobias Burns, CNBC, 29 Aug. 2026

Definition of speed

Noun

Essentially a form of computational fluid dynamics, the simulation divides the flow passages into a very large number of tiny regions and calculates things such as velocity, pressure, turbulence, and temperature throughout the component.

— Christopher McFadden, Interesting Engineering, 29 Aug. 2026
The curves ahead are posted at a third of my current speed, but the big Brembos scrub off velocity easily, and the Slingshot rails through corner after corner.

— William Roberson, Forbes.com, 29 Aug. 2026

Definition of velocity

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speedily

speediness

speeding

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“Speediness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/speediness. Accessed 2 Sep. 2026.

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Synonyms of speediness

noun

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