The spelling of the word "caused disagree" is quite straightforward. "Caused" is spelled with a "c" followed by a "au" diphthong, pronounced /kɔzd/. "Disagree" is spelled with a "d" followed by a long "i" vowel sound and a silent "e," pronounced /dɪsəˈɡri/. Together, the phrase means that something has led to a difference of opinion. It's important to pay close attention to the spelling of words like these to ensure clear and effective communication.