OBSOLETE Synonyms: 100 Similar and Opposite Words

Q: How does the adjective 'obsolete' differ from other similar words?

Some common synonyms of obsolete are ancient , antiquated , antique , archaic , old , and venerable . While all these words mean "having come into existence or use in the more or less distant past," obsolete may apply to something regarded as no longer acceptable or useful even though it is still in existence. // a computer that makes earlier models obsolete

Q: When could 'ancient' be used to replace 'obsolete'?

The synonyms ancient and obsolete are sometimes interchangeable, but ancient applies to occurrence, existence, or use in or survival from the distant past. // ancient accounts of dragons

Q: Where would 'antiquated' be a reasonable alternative to 'obsolete'?

While in some cases nearly identical to obsolete , antiquated implies being discredited or outmoded or otherwise inappropriate to the present time. // antiquated teaching methods

Q: In what contexts can 'antique' take the place of 'obsolete'?

The words antique and obsolete can be used in similar contexts, but antique applies to what has come down from a former or ancient time. // collected antique Chippendale furniture

Q: When is 'archaic' a more appropriate choice than 'obsolete'?

In some situations, the words archaic and obsolete are roughly equivalent. However, archaic implies having the character or characteristics of a much earlier time. // the play used archaic language to convey a sense of period

Q: When might 'old' be a better fit than 'obsolete'?

Although the words old and obsolete have much in common, old may apply to either actual or merely relative length of existence. // old houses // an old sweater of mine

Q: When would 'venerable' be a good substitute for 'obsolete'?

The meanings of venerable and obsolete largely overlap; however, venerable stresses the impressiveness and dignity of great age. // the family's venerable patriarch

obsolete

adjective

ˌäb-sə-ˈlēt

Definition of obsolete next

as in archaic

having passed its time of use or usefulness I was told my old printer is obsolete and I can't get replacement parts

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How does the adjective obsolete differ from other similar words?

Some common synonyms of obsolete are ancient, antiquated, antique, archaic, old, and venerable. While all these words mean "having come into existence or use in the more or less distant past," obsolete may apply to something regarded as no longer acceptable or useful even though it is still in existence.

a computer that makes earlier models obsolete

When could ancient be used to replace obsolete?

The synonyms ancient and obsolete are sometimes interchangeable, but ancient applies to occurrence, existence, or use in or survival from the distant past.

ancient accounts of dragons

Where would antiquated be a reasonable alternative to obsolete?

While in some cases nearly identical to obsolete, antiquated implies being discredited or outmoded or otherwise inappropriate to the present time.

antiquated teaching methods

In what contexts can antique take the place of obsolete?

The words antique and obsolete can be used in similar contexts, but antique applies to what has come down from a former or ancient time.

collected antique Chippendale furniture

When is archaic a more appropriate choice than obsolete?

In some situations, the words archaic and obsolete are roughly equivalent. However, archaic implies having the character or characteristics of a much earlier time.

the play used archaic language to convey a sense of period

When might old be a better fit than obsolete?

Although the words old and obsolete have much in common, old may apply to either actual or merely relative length of existence.

old houses

an old sweater of mine

When would venerable be a good substitute for obsolete?

The meanings of venerable and obsolete largely overlap; however, venerable stresses the impressiveness and dignity of great age.

the family's venerable patriarch

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 obsolete Your comfort zone is officially obsolete. —

Dossé-Via Trenou, Refinery29, 29 Jan. 2026 While there’s been a massive build-out of satellites for telecommunications, defense and climate monitoring, the equipment for controlling and communicating with them is aging and becoming obsolete. —

Bloomberg, Mercury News, 28 Jan. 2026 On top of that is the constant threat of being made obsolete by AI, which has driven many workers identified by Rest of World to the brink — and in some cases, over the edge. —

Victor Tangermann, Futurism, 28 Jan. 2026 We are being billed based on an obsolete business model that privatizes the profits and socializes the costs. —

U T Readers, San Diego Union-Tribune, 22 Jan. 2026 See All Example Sentences for obsolete

Recent Examples of Synonyms for obsolete

Adjective

Amid the nods to social media and cancel culture and the shallow perils of modern celebrity, the image of Taylor-Joy’s disciplined group of insurgents, who speak in almost archaic, poetic dialogue, strikes a bracing contrast.

— Bilge Ebiri, Vulture, 5 Feb. 2026
Yet university leaders have spoken optimistically about the future, bolstered by its new membership in the Mid-American Conference (MAC), its coaching staff and a $25 million renovation of its archaic football stadium.

— Daniel Libit, Sportico.com, 23 Jan. 2026

Definition of archaic

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“Obsolete.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/obsolete. Accessed 15 Feb. 2026.

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Last Updated: 9 Feb 2026 - Updated example sentences

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