SOUND Synonyms: 330 Similar and Opposite Words

Q: How is the word 'sound' different from other adjectives like it?

Some common synonyms of sound are cogent , convincing , telling , and valid . While all these words mean "having such force as to compel serious attention and usually acceptance," sound implies a basis of flawless reasoning or of solid grounds. // a sound proposal for reviving the economy

Q: When might 'cogent' be a better fit than 'sound'?

While in some cases nearly identical to sound , cogent may stress either weight of sound argument and evidence or lucidity of presentation. // the prosecutor's cogent summation won over the jury

Q: When is 'convincing' a more appropriate choice than 'sound'?

The meanings of convincing and sound largely overlap; however, convincing suggests a power to overcome doubt, opposition, or reluctance to accept. // a convincing argument for welfare reform

Q: When could 'telling' be used to replace 'sound'?

While the synonyms telling and sound are close in meaning, telling stresses an immediate and crucial effect striking at the heart of a matter. // a telling example of bureaucratic waste

Q: When can 'valid' be used instead of 'sound'?

In some situations, the words valid and sound are roughly equivalent. However, valid implies being supported by objective truth or generally accepted authority. // a valid reason for being absent // a valid marriage

sound 1 of 5

verb (1)

Definition of sound next

as in to echo

to continue or be repeated in a series of reflected sound waves the stranded hiker's cries for help sounded throughout the canyon

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in to seem

to give the impression of being the idea at least sounds plausible

Synonyms & Similar Words

as in to voice

to make known (as an idea, emotion, or opinion) a person who certainly isn't shy about sounding her opinions

Synonyms & Similar Words

Antonyms & Near Antonyms

as in to announce

to make known openly or publicly the grand opening of the region's newest and largest mall has been loudly sounded for months

Synonyms & Similar Words

Antonyms & Near Antonyms

sound

2 of 5

verb (2)

as in to scale

to measure the depth of (as a body of water) typically with a weighted line the pilot sounded the river to make sure we weren't in any danger of running aground

Synonyms & Similar Words

as in to plunge

to cast oneself head first into deep water a whale suddenly surfaced and then, just as suddenly, sounded

Synonyms & Similar Words

Antonyms & Near Antonyms

surface

sound

3 of 5

noun (1)

ˈsau̇nd

as in hearing

range of hearing wandered off, out of her parents' sight and sound

Synonyms & Similar Words

sound

4 of 5

noun (2)

as in strait

a narrow body of water between two land masses Long Island Sound is between Connecticut and Long Island, New York

Synonyms & Similar Words

sound

5 of 5

adjective

as in logical

according to the rules of logic sound reasoning alone should tell you that the result is invalid

Synonyms & Similar Words

Antonyms & Near Antonyms

as in healthy

enjoying health and vigor the horse is getting along in years, but still perfectly sound

Synonyms & Similar Words

Antonyms & Near Antonyms

as in sturdy

marked by the ability to withstand stress without structural damage or distortion the shed looks flimsy, but it's actually surprisingly sound

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How is the word sound different from other adjectives like it?

Some common synonyms of sound are cogent, convincing, telling, and valid. While all these words mean "having such force as to compel serious attention and usually acceptance," sound implies a basis of flawless reasoning or of solid grounds.

a sound proposal for reviving the economy

When might cogent be a better fit than sound?

While in some cases nearly identical to sound, cogent may stress either weight of sound argument and evidence or lucidity of presentation.

the prosecutor's cogent summation won over the jury

When is convincing a more appropriate choice than sound?

The meanings of convincing and sound largely overlap; however, convincing suggests a power to overcome doubt, opposition, or reluctance to accept.

a convincing argument for welfare reform

When could telling be used to replace sound?

While the synonyms telling and sound are close in meaning, telling stresses an immediate and crucial effect striking at the heart of a matter.

a telling example of bureaucratic waste

When can valid be used instead of sound?

In some situations, the words valid and sound are roughly equivalent. However, valid implies being supported by objective truth or generally accepted authority.

a valid reason for being absent

a valid marriage

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 sound

Verb

Symptoms include sudden, involuntary breaks in speech, a voice that sounds strained, breathy or weak, difficulty speaking fluently, especially on certain words or phrases, and worsening symptoms with stress or fatigue. —

Jonathan Granoff, Newsweek, 29 Jan. 2025 One producer told IndieWire that as his colleagues debated the location, Cincinnati sounded better and better over time. —

Brian Welk, IndieWire, 28 Jan. 2025

Noun

By Maureen O’Hare | CNN The return of supersonic travel has been remarkably slow for something faster than the speed of sound, but a major milestone was achieved on January 28. —

Cnn.com Wire Service, The Mercury News, 28 Jan. 2025 If all goes well, the piloted demonstrator craft will exceed Mach 1 — the speed of sound — about 25 minutes later. —

Mike Wall, Space.com, 28 Jan. 2025

Adjective

Summary: This position identifies, compiles and organizes relevant data to analyze and draw sound logical conclusions for work assignments or examinations of financial institutions with minimal-to moderate-risk profiles and/or structures. —

Chyna Blackmon, Charlotte Observer, 29 Jan. 2025 To further enrich the guest experience, Terra Palm Springs offers complimentary weekend programming, including group fitness classes, meditation sessions, and sound baths. —

Caroline Tell, Forbes, 23 Jan. 2025 See all Example Sentences for sound

Recent Examples of Synonyms for sound

Adjective

In the absence of that, there may be a need for an arbiter, with Igbokwe and Berwick’s boss, Langley, as the logical choice.

— Peter White, Deadline, 24 Jan. 2025
The policy becomes logical when considering the incubation periods of STDs and how those timelines differ between illnesses.

— Zoey Lyttle, People.com, 24 Jan. 2025