Cachet refers to the respect or admiration something has because of its exclusivity or high standing. Having an Ivy League degree adds cachet to your resume.
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Subtle Brag
Mentioning the cachet of something can imply pride or show-off without being overt. He casually mentioned the cachet of dining at Michelin-starred restaurants.
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Cultural Weight
Cachet can be linked to cultural values, with certain possessions or affiliations having cachet in certain societies. In the fashion world, wearing vintage has its own cachet.