IPA: /ˌmætrɪˈlɪnɪəli/
KK: /mætɹɪˈlɪnɪəli/
In a way that relates to descent or inheritance through the mother's side of a family.
In some cultures, property is passed down matrilineally, ensuring that women inherit family wealth.
Matrilineally → It is formed from "mater" (from Latin, meaning mother) and "linea" (from Latin, meaning line or lineage) combined with the adverbial suffix "-ly" (meaning in a manner of). The word describes a system of lineage or inheritance traced through the mother.
Think of 'mother' ('mater') and 'lineage' ('linea') to remember that 'matrilineally' refers to tracing family heritage through the mother.