faulty B2 Topic:Describing Qualities US /ˈfɔlti/ UK /ˈfɒlti/ See IPA manual Freq #13906 Meanings 1 adj Not working correctly because of a defect. They replaced the faulty wiring and it has worked fine ever since. 2 adj Containing mistakes or errors. His argument was based on faulty reasoning. Thesaurus Synonyms 1 adj · not working correctly... defective 2 adj · containing mistakes or errors. wrong ↔ Opposites faultless Word family Forms faultierfaultiestfaultiness Derived forms faultilyfaultinessnonfaultyunfaulty Appears in Phrases (1) See all faulty engine an engine that is not functioning correctly Adjective + noun Etymology AI details From fault + -y. Topics Describing Qualities External links Google Images Cambridge Dictionary Wiktionary # faulty **Type:** Word **Level:** B2 **Part of speech:** adj **IPA (US):** /ˈfɔlti/ **IPA (UK):** /ˈfɒlti/ **Frequency rank:** 13906 ## Meanings 1. Not working correctly because of a defect. 2. Containing mistakes or errors. ## Examples - They replaced the faulty wiring and it has worked fine ever since. - His argument was based on faulty reasoning. ## Antonyms - faultless ## Derived Forms - faultily - faultiness - nonfaulty - unfaulty ## Etymology From fault + -y. ## AI Etymology Faulty comes from fault + -y. In current use, the main senses are “Not working correctly because of a defect” and “Containing mistakes or errors”. ## Topics - Describing Qualities markdown