Adjective:

প্রফুল্লিত, প্রগল্ভ, দাম্ভিক, অভিমানী, নির্ভীক, সাহসী, ধৃষ্ট, ফূর্তিবাজ, আমুদে, আনন্দিত, উদ্ধত, নির্লজ্জ, চটপটে, অহংকারী, প্রফুল্ল, বেহায়া,

perkiest's Usage Examples:

"the songs and orchestrations have that irresistible fizz that at its perkiest conveys a compressed frenzy of euphoria.

accompanies much of what they do, though there's no denying that even in the perkiest of moments, the band is sweet on that sadness and never thinks of it as.

On Mount Olympus, Clio (pronounced "Kleye-o"), the youngest, perkiest Muse, convinces her six sisters (two of whom are men in drag), to travel.

Synonyms:

cheerful; buoyant; chirpy;

Antonyms:

uncheerfulness; unhappy; heavy; depressing;