COSTLESS Synonyms: 22 Similar and Opposite Words

costless

adjective

Definition of costless

as in free

not costing or charging anything maintaining a checking account with the bank is not the costless service that its advertising would have you believe

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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 costless Except that by its very description, the Act is forcing something quite a bit worse than costless accession of what’s valuable. — John Tamny, Forbes.com, 20 July 2026

Recent Examples of Synonyms for costless

free

Adjective

With a bogey-free 66 on Saturday, Scheffler moved into a tie for third heading into the final round at East Lake, three shots behind leader Viktor Hovland.

— Gabby Herzig, New York Times, 30 Aug. 2026
But markets are showing some signs of fatigue, after absorbing the flood of debt in such a short time, S&P Global warned last month, pointing out that hyperscalers are paying a higher premium compared with yields on risk-free bonds.

— Jason Ma, Fortune, 29 Aug. 2026

Definition of free

Browse Nearby Words

costive

costless

costly

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

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Synonyms of costless

adjective

Example Sentences

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