Synonyms for Swank (same or very similar meaning)
WordNet sense 1 (elegance by virtue of being fashionable):
chic, chichi, chicness, modishness, smartness, stylishness, last word
WordNet sense 2 (display proudly; act ostentatiously or pretentiously):
flash, flaunt, ostentate
WordNet sense 3 (imposingly fashionable and elegant):
swanky
WordNet sense 4 (being or in accordance with current social fashions):
fashionable, stylish
From the ODE community, based on WordNet
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