1. Urinating including similar moisture that comes out after urinating
2. defecating;
3. passing wind from the anus;
4. sleeping, which means that simultaneously one’s eyes do not see and one’s ears do not hear; however, if one’s eyes do not see but his ears hear, his wuḍu does not become invalid;
5. things that cause one to lose his mind, such as insanity, intoxication, and unconsciousness;
6. istihadha of a woman,
7. janabah
And Allah knows best