It often appears in words related to motherhood, female lineage, or matriarchal societies. For example:
* Matriarch: A female head of a family or tribe.
* Matrilineal: Tracing descent through the mother's line.
* Matrimony: Marriage.
* Matrix: The environment in which something develops or originates.
It's important to note that "matri" is a root word, and its meaning can be slightly different depending on the specific word it is used in.