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

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Example Sentences

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

The release did not specify the vessel’s operating range, charging time, service speed, or construction schedule.

— Atharva Gosavi, Interesting Engineering, 23 Oct. 2026
Motorists are also advised to maintain a safe speed in work zones.

— Sean Krofssik, Hartford Courant, 22 Oct. 2026

Definition of speed

Noun

In an era of baseball where launch angle and exit velocity are emphasized, home runs are prioritized and striking out has become far too acceptable, Simpson plays a different style.

— ABC News, ABC News, 22 Oct. 2026
In addition, since all this debris is moving at orbital velocity, a fleck of paint traveling in the opposite direction to an operational satellite can hit it at a speed in excess of Mach 47.

— New Atlas, New Atlas, 22 Oct. 2026

Definition of velocity

Browse Nearby Words

speedily

speediness

speeding

See all Nearby Words

Cite this Entry

Style

“Speediness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/speediness. Accessed 28 Oct. 2026.

Copy Citation

Synonyms of speediness

noun

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

grotesque

Popular in Grammar & Usage

How to Use 'Who' vs. 'Whom'

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Popular in Wordplay

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

12 Lovely and Unusual Words for the Natural World

Why do we 'bury the lede?'

'Za' and 9 Other Words to Help You Win at SCRABBLE

Popular

How to Use 'Who' vs. 'Whom'

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Games & Quizzes