> [...] if there is a different term for "water", etc.
"Water broke" is 穿羊水 /chuen1 yeung4 sui2/, or formally 羊水破裂. Thus, the term you are looking for is 穿咗羊水. Alternatively, look for 穿水囊 /chuen1 sui2 long1/, 穿咗水囊, or 羊水膜破裂.
"Water broke" is 穿羊水 /chuen1 yeung4 sui2/, or formally 羊水破裂. Thus, the term you are looking for is 穿咗羊水. Alternatively, look for 穿水囊 /chuen1 sui2 long1/, 穿咗水囊, or 羊水膜破裂.