赤土: red clay

スセリビメが赤土あかつちと椋の木むくのきの実みをわたし、オオナムヂがかんで吐はくと、スサノオは、むかでをかんでいると思おもって、ねむりました。

Suseribime gave him red clay and the fruit of a muku tree, and when Ōnamuji chewed them and spat them out, Susanoo thought he was biting centipedes and fell asleep.