起子 Traditional form: 起子 Pinyin (reading): qǐzi Definitions: baking soda (used to leaven bread) screwdriver bottle opener Characters: 起 - to begin, to initiate; to rise, to stand up 子 - son, child; seed, egg; fruit; small thing Traditional characters: 起 - to begin, to initiate; to rise, to stand up 子 - son, child; seed, egg; fruit; small thing