blusterous
/ˈblʌstərəs/ 25blowing in loud and abrupt bursts; "blustering (or blusterous) winds of Patagonia" "a cold blustery day" "a gusty storm with strong sudden rushes of wind"
adjective [原级]咆哮的；叫嚷的；狂吹的；虚张声势的
In particular financial product advertising, always seems "barren, bogus and blusterous", therefore it comes to be difficult clients for advertisers.
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