FAULTY Synonyms: 37 Similar and Opposite Words

faulty

adjective

ˈfȯl-tē

Definition of faulty next

as in defective

having a fault the cause of the plane crash was traced to faulty wiring

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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 faulty Misrouted referrals or faulty diagnostic recommendations can have life-threatening consequences. —

Jeffrey Sonnenfeld, Fortune, 2 May 2026 Representatives for DeSantis have argued that the Fair Districts Amendments, approved by voters in 2010, are faulty. —

Oren Oppenheim, ABC News, 29 Apr. 2026 The emu, identified as Picasso, escaped her home and ran approximately a mile after slipping through a gate with a faulty latch, UPI reports. —

Madison E. Goldberg, PEOPLE, 28 Apr. 2026 After a faulty cooling system was left to disrepair, rising temperatures resulted in an explosion with the equivalent force of 70-100 tons of TNT. —

Kurt Snibbe, Oc Register, 25 Apr. 2026 See All Example Sentences for faulty

Recent Examples of Synonyms for faulty

defective

Adjective

The Federal Trade Commission’s Mail, Internet, or Telephone Order Merchandise Rule requires sellers to deliver merchandise as promised or issue a prompt refund when a product is defective or undelivered.

— Christopher Elliott, Mercury News, 8 May 2026
These were chips with one defective GPU core that Apple reportedly retained from the iPhone production for MacBook Neo.

— Jibin Joseph, PC Magazine, 8 May 2026