unfrazzled
/ʌnˈfræzld/Definitions
1. adjective
free from or showing no signs of excitement or agitation; calm and composed
“After a long and stressful week, she finally looked unfrazzled and ready to tackle the weekend.”
2. adverb
in a calm and composed manner
“She walked into the room unfrazzled, which surprised everyone who had seen her earlier that day.”