cachou
/ˈkæʃuː/noun
(pl.cachous)
- dated a pleasant-smelling lozenge sucked to mask bad breath〈旧〉口香糖, 驱口臭片。
词源
late 16th cent. （in the sense 'catechu'）： from French, from Portuguese cachu, from Malay kacu. The current sense dates from the early 18th cent.