1. To talk foolishly
   - babble, blather, smatter, blether [UK, dialect]

1. Lacking or showing a lack of due concern
   "spoke with blithe ignorance of the true situation" 
2. Carefree and happy and lighthearted
   "was loved for her blithe spirit"
   - blithesome [archaic], lighthearted, lightsome, light-hearted

Derived forms: blithers, blithered, blithering

See also: blithely, blitheness, cheerful, unconcerned

Type of: blab, blabber, chatter, clack, gabble, gibber, maunder, palaver, piffle, prate, prattle, rabbit [Brit], tattle, tittle-tattle, twaddle, witter [Brit], yabber [Brit]

Encyclopedia: Blithe

• tensity
• tensive
• tensor
• tensor tympani
• tent
• tent caterpillar
• tent flap
• tent peg
• tent stitch
• tent-caterpillar moth
• tent-fly
• tentacle
• tentacled
• tentacular
• Tentaculata
• tentage
• tentation
• tentative
• tentatively
• tentativeness
• tenter
• tenterhook
• tenth
• tenth cranial nerve
• tenth part