Translation of sanguijuela

At around seven, it wasn't dark anymore, the mother of the family offered me some tea. I felt so uncomfortable coming to a new family owned casa and vomiting there all night, but I was really sick.
Indeed, these two are very stronlgy connected. The first is often led by a certain party or representative who represents the interest of the others. It gives them a feeling of togetherness and belonging.
The pass was on the way to Lai Chau, and on the day we were there it was foggy on both sides. There were some other travelers at the top and to be honest, the view was even beautiful when it was foggy.