naifty
/ˈneɪfti/ /ˈniːfti/(also neifty) Now historical
noun
The status of a naif or serf; serfdom. writ of naifty noun a writ by which a lord claimed a person as his naif.
Origin
Middle English; earliest use found in Statutes of the Realm. From Anglo-Norman naifté, neifté, neiveté from naif, neif + -té.