" devious "

1: clever at attaining one's ends by indirect and often deceptive means;

  * e.g., " ... we always left it to our most devious friends to find out the latest information "

•  Synonyms : 

•  artful,

•  beguiling,

•  cagey,

•  crafty,

•  cunning,

•  cute,

•  designing,

•  dodgy,

•  foxy,

•  guileful,

•  scheming,

•  shrewd,

•  slick,

•  sly,

•  subtle,

•  tricky,

•  wily

•  Antonyms : 

•  artless,

•  guileless,

•  ingenuous,

•  innocent,

•  undesigning

2: marked by a long series of irregular curves;

  * e.g., " ... a devious trail through the swampland "

•  Synonyms : 

•  bending,

•  crazy,

•  crooked,

•  curled,

•  curling,

•  curved,

•  curving,

•  curvy,

•  serpentine,

•  sinuous,

•  tortuous,

•  twisted,

•  twisting,

•  winding,

•  windy

•  Antonyms : 

•  straight,

•  straightaway

3: departing from some accepted standard of what is normal;

  * e.g., " ... her behavior is devious because of a developmental disorder "

•  Synonyms : 

•  aberrant,

•  aberrational,

•  abnormal,

•  anomalous,

•  atypical,

•  deviant,

•  deviate,

•  irregular,

•  unnatural,

•  untypical

•  Antonyms : 

•  natural,

•  normal,

•  regular,

•  standard,

•  typical