叶える
かなえる · kanaeru · JLPT N1 · verb-ichidan
wish
🧞 叶 (kanau = come true) + える (make): to make a wish come true, i.e. grant it
叶 is read kanau when it means come true, so 叶える means to make something come true. A genie is the classic wish-granter, which matches the meaning.