blithest

Adjective

blithe (comparative blither, superlative blithest)

1. Casually careless or indifferent; showing a lack of concern; nonchalant.
   • She had a blithe disregard of cultures outside the United States.
2. (Scotland, elsewhere dated or literary) Cheerful, happy.
   • And now ſweet Emperour be blithe againe,
     And bury all thy feare in my deuiſes.c. 1588–1593 (date written), William Shakespeare, “The Lamentable Tragedy of Titus Andronicus”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac...
3. (obsolete) Fair, beautiful, comely; gracious, pleasant and attractive in manner.
   • Thy garters fringed with the golde,
     And siluer aglets hanging by,
     Which made thee blithe for to beholde,
     And yet thou wouldst not loue me.1878 [1584], Clement Robinson, “A new Courtly Sonet, of the Lady Greensleeues” (stanza 10), in Edward Arber, editor, A Handful of Pleasant Delights

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