How do you say yolk in Japanese?
— (kimi)

Generic synonyms for yolk in Japanese
food食べ物 (たべもの, tabemono); 食物 (しょくもつ, shokumotsu); 食料 (しょくりょう, shokuryō); 飯 (めし, meshi); 食品 (しょくひん, shokuhin); 餌 (えさ, esa)
Group relationships for yolk in Japanese
egg卵 (たまご, tamago); 玉子 (たまご, tamago)