as in irrational
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Recent Examples of Synonyms for surd
Adjective
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Economist Hyman Minsky spent his career explaining how irrational behavior produces fragility and instability in capitalist systems.
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McClanahan has been close enough to his usual production, but without an irrational need for perfection.
Adjective
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In spite of D'Arcy's best efforts, Rhaenyra is an impenetrable character with illogical choices and zero magnetism to the viewers (or seemingly, her councilors).
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He’s made his way into the backrooms and finds that the place keeps going, offering up illogical doorways and holes in the floor.
Adjective
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Mid-century collective behavior theories considered social movements to be nonrational, spontaneous events occurring during moments of social and cultural breakdown.
Adjective
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Roosevelt surely understood that nameless, unreasoning, unjustified fear cannot be eradicated.
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Bainbridge knew about secrets and unreasoning shame.
Adjective
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There is a widespread but fallacious perception that India's tariffs are inordinately high.
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The same economists who believe in the same fallacious economic notions?
Adjective
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Those fears are not unreasonable, either, given the ability of AI to do so many things so well.
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Horn’s assessment wasn’t unreasonable; it was based on recent statements by Greenlandic politicians.
Adjective
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Prep school was one such imbecile society.
Adjective
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This tragedy serves as a powerful reminder that no family should have to bury a child because of someone’s thoughtless and irresponsible choices.
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This rhetoric is not just the thoughtless ramblings of mindless partisans.
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“Surd.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/surd. Accessed 26 Jun. 2026.
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