IPA: /sɪnˈjʊə.ri.əl/
KK: /sɪnˈjʊrɪəl/
Relating to a feudal lord or the system of feudalism, often associated with the rights and privileges of a lord over his vassals and land.
The seigneurial system was a key part of medieval society, where lords had control over their lands and the people living on them.
Seigneurial → It is derived from "seigneur" (from Old French, meaning lord or master) and the suffix "-ial" (meaning relating to). The word "seigneurial" refers to something that is related to a lord or the lord's estate.
Think of 'seigneur' meaning lord, and remember that 'seigneurial' relates to anything connected to a lord or their estate.