defective

definition: not working properly
example:
speech part: adjective
synonyms: bad
definition: markedly subnormal in structure or function or intelligence or behavior
example: defective speech
speech part: adjective
synonyms:
definition: having a defect
example: I returned the appliance because it was defective
speech part: adjective
synonyms: faulty

defective is explained and pronounced

How defective is being used?