Antrustio
The Cyclopedic Law Dictionary · Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
The Cyclopedic Law Dictionary
or AMTRUSTIO. In early feudal law. A confidential vassal. A term applied to the followers of the ancient German chiefs, and of the kings and counts of the Franks.
Spelman.
ANUELS LIVRES (Law Fr.) The Year Books (q. V.) Kelham.