Topic
Kinship & Family Trees
Practical family-tree geometry for cousins, removed relationships, ancestors, descendants, and collateral branches.
Start Here
- Cousins and “Removed”: The Rule That Actually WorksKinship terminology becomes much easier if you stop memorizing phrases such as "second cousin once removed."
Go Deeper
- Family Relationship Map: Ancestors, Descendants, Aunts, Uncles, Nieces, NephewsCousin terminology handles collateral relatives — people descended from a shared ancestor through different branches.