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

The developer behind the skyscraper – the former Pfizer headquarters being converted into apartments – previously told CNN that faulty column supports carrying too much weight were to blame, and the building has since been stabilized. — Gloria Pazmino, CNN Money, 11 July 2026

Negative reviews, however, mentioned faulty packaging and pushy sales tactics. — Javier Simon, USA Today, 11 July 2026

Days passed before a Deere technician could come to his farm and trace it to a faulty valve. — Natalie Kainz, NBC news, 10 July 2026

And while most of the film is unrelentingly grim, its few stabs at dark humor — most notably the punchlines about the grandmother’s faulty memory — didn’t garner a chuckle from me. — Angelica Jade Bastién, Vulture, 10 July 2026