" faultily "

1: in a mistaken or inappropriate way;

  * e.g., " ... discovered that the foreign ambassador's statement had been faultily translated "

•  Synonyms : 

•  amiss,

•  erroneously,

•  improperly,

•  inaccurately,

•  inappropriately,

•  inaptly,

•  incorrectly,

•  mistakenly,

•  unsuitably,

•  wrongly

•  Antonyms : 

•  appropriately,

•  aptly,

•  correctly,

•  fittingly,

•  properly,

•  right,

•  rightly,

•  suitably,

•  well

1: having a fault;

  * e.g., " ... the cause of the plane crash was traced to faulty wiring "

•  Synonyms : 

•  amiss,

•  bad,

•  defective,

•  flawed,

•  imperfect

•  Antonyms : 

•  faultless,

•  flawless,

•  impeccable,

•  perfect