ostentatious
/ˌɑːstənˈteɪʃəs/
adjective
/ˌɑːstənˈteɪʃəs/
adjective
Britannica Dictionary definition of OSTENTATIOUS
[more ostentatious; most ostentatious]
disapproving
:
displaying wealth, knowledge, etc., in a way that is meant to attract attention, admiration, or envy
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the ostentatious [=very large and expensive] summer homes of the rich
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the ostentatious [=pretentious] use of foreign phrases in conversation
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an ostentatious display of knowledge