Definitions:

1. carefree and happy and lighthearted adjective
   • We are loved for our blithe spirit.
2. lacking or showing a lack of due concern adjective
   • spoke with blithe ignorance of the true situation

Synonyms:

• blithesome
• light-hearted
• lighthearted
• lightsome

NearBy Words:

• blithely
• blitheness
• blither
• blithesome