high–class 
/ˈhaɪˈklæs, Brit ˈhaɪˈklɑ:s/ adjective
high·er–class; high·est–class /ˈhaɪˈklæs, Brit ˈhaɪˈklɑ:s/ adjective [also more high–class; most high–class] : very fancy, wealthy, or expensive
▪ I felt out of place at such a high-class party. ▪ a high-class neighborhood ▪ The restaurant is trying to attract a higher-class clientele. — compare lower-class
▪ I felt out of place at such a high-class party. ▪ a high-class neighborhood ▪ The restaurant is trying to attract a higher-class clientele. — compare lower-class
