資料來源 : pyDict

不注意;疏忽;輕率

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Unwariness \Un*wa"ri*ness\, n.
   The quality or state of being unwary; carelessness;
   heedlessness.

資料來源 : WordNet®

unwariness
     n : the trait of not being cautious and watchful [ant: {wariness}]