Dictionary.com/quintessential

Dictionary.com/quintessential: "being the most typical"

Dictionary.com/sangfroid

Dictionary.com/sangfroid: " Coolness and composure, especially in trying circumstances."

Dictionary.com/accoutrement

Dictionary.com/accoutrement: "An accessory item of equipment or dress."

Dictionary.com/leitmotif

Dictionary.com/leitmotif: "A dominant and recurring theme, as in a novel"

Dictionary.com/phantasmagoria

Dictionary.com/phantasmagoria: "A fantastic sequence of haphazardly associative imagery, as seen in dreams or fever."

Dictionary.com/ubiquitous

Dictionary.com/ubiquitous
Being or seeming to be everywhere at the same time; omnipresent: “plodded through the shadows fruitlessly like an ubiquitous spook” (Joseph Heller).