Synonyms of faulty

faulty

adjective

ˈfȯl-tē 

as in defective

having a fault

the cause of the plane crash was traced to faulty wiring

Synonyms & Similar Words

• defective
• imperfect
• bad
• flawed
• damaged
• broken
• incomplete
• amiss
• inadequate
• insufficient
• fallible
• on the blink
• spoiled
• injured
• deficient
• impaired
• hurt
• marred
• blemished
• crippled
• disfigured
• wanting
• harmed
• vitiated
• defaced

Antonyms & Near Antonyms

• perfect
• intact
• whole
• entire
• complete
• flawless
• faultless
• impeccable
• undamaged
• unimpaired
• unblemished
• unspoiled

Example Sentences

Recent Examples of faulty

Lawsuits, including ones filed by both counties and the Placer County Water Agency, alleged that faulty PG&E equipment caused the fire. — Rosalio Ahumada, Sacbee.com, 14 Aug. 2026

Recalls over faulty backup cameras have similarly soared since the US mandated the safety systems eight years ago. — Bloomberg, Mercury News, 13 Aug. 2026

The beloved character files a claim that the Acme corporation — the fictional company that sells the faulty products prominently seen in Looney Tunes cartoons — is purposefully selling bad products to Coyote in his efforts to catch Roadrunner. — Tommy McArdle, PEOPLE, 13 Aug. 2026

The team checked to make sure that the signal was not the result of faulty electronics that produced false readings. — Katie Hunt, CNN Money, 8 Aug. 2026