pizzazz

The word 'pizzazz' is a 20th-century coinage, popularized in the 1930s by fashion editor and publicist Diana Vreeland. Its exact origins are obscure, but it is considered an invented or fanciful term, possibly created for its energetic, zesty sound. The word's playful, alliterative, and onomatopoeic qualities—with its repeated 'z' sounds suggesting zest and zip—directly evoke the sense of vibrant energy and dazzling style it describes. It stands as a successful example of a neologism where the form itself phonetically embodies its abstract meaning.

this is a loanword and an invented term; it is not productively formed from identifiable morphemes within the english spelling system.