Main Entry: blithe

Pronunciation: \ˈblīth, ˈblīth\

Function: adjective

Inflected Form(s): blith·er; blith·est

Etymology: Middle English, from Old English blīthe; akin to Old High German blīdi joyous

Date: before 12th century

1 : of a happy lighthearted character or disposition
2 : lacking due thought or consideration : casual, heedless <blithe unconcern>

synonyms see merry

— blithe·ly adverb