启齿 Traditional form: 啟齒 Pinyin (reading): qǐchǐ Definitions: to open one's mouth to start talking Characters: 启 - to open; to begin, to commence; to explain 齿 - teeth; gears, cogs; age Traditional characters: 啟 - to open; to begin, to commence; to explain 齒 - teeth; gears, cogs; age