to differ /ˈdɪf.ər/ /ˈdɪfə/
to vary /ˈværi/ /ˈveəri/
to be different
to disagree /dɪsəˈgri/ /ˌdɪsəˈɡriː/
to conflict /ˈkɑnflɪkt/ /ˈkɒnflɪkt/
to have a disagreement