Castle Terminology: Cross-referenced list of terms associated with medieval castles.Feudalism: Dictionary of feudal terms used in England and other places.Glossary of Terms Used in Heraldry: Searchable online index of heraldic terms by Henry Gough and James Parker.Knighthood, Chivalry and Tournaments: Comprehensive collection of cross-referenced terms relating to knighthood, chilvalry and tournaments with links to related sites.Medieval Footwear Terminology: Indexed glossary of terms relating to medieval footwear.Medieval Terms: Glossary and guide to medieval terms maintained by J. S. Arkenberg at California State University in Fullerton.