faults

1. a wrong action attributable to bad judgment or ignorance or inattentionExamples: "he made a bad mistake"; "she was quick to point out my errors"; "I could understand his English in spite of his grammatical faults"Synonyms: error, fault, mistake

2. an imperfection in an object or machineExamples: "a flaw caused the crystal to shatter"; "if there are any defects you should send it back to the manufacturer"Synonyms: defect, fault, flaw

3. the quality of being inadequate or falling short of perfectionExamples: "they discussed the merits and demerits of her novel"; "he knew his own faults much better than she did"Synonyms: demerit, faultAntonyms: merit

4. (geology) a crack in the earth's crust resulting from the displacement of one side with respect to the otherExamples: "they built it right over a geological fault"; "he studied the faulting of the earth's crust"Synonyms: break, fault, faulting, fracture, geological fault, shift

5. (electronics) equipment failure attributable to some defect in a circuit (loose connection or insulation failure or short circuit etc.)Examples: "it took much longer to find the fault than to fix it"Synonyms: fault

6. responsibility for a bad situation or eventExamples: "it was John's fault"Synonyms: fault