Flauntingly is an adverb that describes when someone shows off or displays something boldly and with pride. Some possible synonyms include ostentatiously, swaggeringly, cockily, boastfully, and pompously. These words suggest a sense of arrogance or conceit in the way that someone is flaunting or displaying their achievements or belongings. Other related terms could include self-importantly, haughtily, and snobbishly. In some cases, people might use the term flauntingly to describe someone who is intentionally trying to make others feel envious or inferior. Regardless of the specific situation, the word flauntingly implies a sense of showiness or ostentation that some people find distasteful or off-putting.