A "cousin once removed" is a term used to describe a family relationship that can be difficult to understand. However, there are several other words that can be used to describe the same relationship. One is "second cousin," which refers to the child of one's parent's cousin. Another is "first cousin twice removed," which refers to the grandchild of one's parent's cousin. "Half-cousin" can also be used to describe a relationship where two people share only one grandparent. Although these terms can be confusing, they are important in understanding one's family tree and the connections between various relatives.