What does 叶う mean?
叶う is a Japanese verb meaning “to come true” in English. It is written as 叶う in kanji, かなう in hiragana, and kanau in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
もし病気の人が千羽の鶴を折ると、その人の願いが叶うの。
If a sick person folds one thousand paper cranes, her wish will come true.