4
out(bad, wrong, false, incorrect, defective)
4
patchy(adjective, short, deficient, lacking, incomplete)
4
reprehensible
4
rotten(adjective, bad, weak, poor, false)
4
shoddy(adjective, weak, poor, loose, miserable)
4
short(adjective, poor, inadequate, insufficient, deficient)
4
sketchy(adjective, rough, bare, deficient, lacking)
4
unfounded(adjective, wrong, fake, false, counterfeit)
4
unreliable(adjective, weak, wrong, false, ill)
3
below par(expression, adjective, idiom, weak, poor)
3
botched(adjective, incorrect, working, erroneous)
3
corrupt
3
criminal
3
culpable
3
debased(adjective, incorrect, working, imperfect)
3
deceptive(adjective, weak, fake, counterfeit, sham)
3
disappointing
3
displeasing(adjective, bad)
3
erring
3
found wanting(expression, idiom, poor, bare, insufficient)
10 years ago|21k views|share |citing 
APASmart Define. (2016). faulty thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/faulty/thesaurus/synonyms
ChicagoSmart Define. 2016. "faulty thesaurus" https://smartdefine.org/faulty/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, faulty thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/faulty/thesaurus/synonyms>.
MLASmart Define. "faulty thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/faulty/thesaurus/synonyms>