口子 kǒuzi HSK7 opening Origin Definitions Defs Strokes Stroke Words Sentences Sents kǒuzi opening · precedent · sail 口 kǒu noun opening mouth of a container or general object子 zi affix noun suffix [suffix] used to form nouns from noun, verb, or adjective rootskǒuzi spouse 口 kǒu noun mouth mouth of a person or animal; (bound form) oral子 zi affix noun suffix [suffix] used to form nouns from noun, verb, or adjective rootskǒuzi [classifier] 口 kǒu measure word [classifier] used for family members, domestic animals, mouthfuls of food or breath, and certain objects like wells, pots, or bells子 zi affix noun suffix [suffix] used to form nouns from noun, verb, or adjective rootskǒuzi strategic pass 口 kǒu noun gateway entrance, exit, or pass, such as a mountain pass, port, or gate in the Great Wall子 zi affix noun suffix [suffix] used to form nouns from noun, verb, or adjective roots