nonchalant

marked by blithe unconcern

Indifferent; careless; cool.

French, from non + chaleureux

“Pericles had retreated. "Ce nonchalant" was not quite true to his title, when he heard that Emilia had flown.”

— George Meredith, Complete Project Gutenberg Works of George Meredith

In Accra's bustling market, Maxime juggled flaming pineapples with a nonchalant shrug, as if sipping cocoa. When a pineapple arced towards a toddler, he barely glanced up, caught it, and tossed it back into his loop, unperturbed by the crowd’s gasps or the kid’s confused grin.

Ravi sauntered through Beirut's Souk el Tayyeb, his eyes barely glancing at the vibrant array of spices and fruits. As a street performer juggled flaming torches mere feet away from the crowd, Ravi sipped his sweetened Arabic coffee nonchalant, as if he'd seen far more spectacular shows.

“Some of the prisoners were reportedly despondent, but others were nonchalant, even smoking tobacco.”