水と油 みずとあぶら Meanings Expression, Noun two incompatible things (or people); (going together like) oil and water Kanji 水 water. Read as みず. 油 oil. Read as あぶら. Example sentences 水と油を混合させることはできない。You can't mix oil with water. 水と油は混ざらないよ。Water and oil don't mix. Word lists Idioms Jinuma: Japanese Dictionary · Word lists