ostentation
/ˌɒstenˈteɪʃən/noun
mass noun
- pretentious and vulgar display, especially of wealth and luxury, designed to impress or attract notice（尤指对财富的）炫耀, 卖弄。
词源
late Middle English: via Old French from Latin ostentatio（n-）， from the verb ostentare, frequentative of ostendere 'stretch out to view'.