blythe

Definitions

• Showing a cheerful and carefree attitude.
  A sunny breeze of spirit, lighting hearts like lanterns in the night.
  Example: She had a blythe spirit that was contagious to everyone around her.
• Lacking due concern; casual.
  A whimsical dance upon the edge of caution's careful line.
  Example: His blythe disregard for the rules often got him into trouble.