" naivetes "

1: the quality or state of being simple and sincere;

  * e.g., " ... her naïveté led her to leave her new car unlocked while she shopped at the mall "

•  Synonyms : 

•  artlessness,

•  greenness,

•  guilelessness,

•  ingenuousness,

•  innocence,

•  naiveness,

•  naivety,

•  naturalness,

•  simplemindedness,

•  simpleness,

•  simplicity,

•  unsophistication,

•  unworldliness,

•  viridity

•  Antonyms : 

•  artfulness,

•  cynicism,

•  knowingness,

•  sophistication,

•  worldliness

2: readiness to believe the claims of others without sufficient evidence;

  * e.g., " ... though he was streetwise, the investigative reporter regularly assumed an air of naïveté when he was interviewing confidence men, charlatans, counterfeiters, and other assorted swindlers of the general public "

•  Synonyms : 

•  credulity,

•  credulousness,

•  gullibility,

•  naiveness,

•  simpleness

•  Antonyms : 

•  incredulity,

•  skepticism