Glossarium

abutter (commetaneus) The owner of land adjacent to another person's (or family's) estate. The testimony of abutters was given preference at common inquests (q.v.) and they had some pre-emptory rights at the sale of land .
act of might (potentia, factum potentiae) Delicts, committed by noblemen, against persons and property in a violent manner (in previous volumes of DRM translated as “violent trespass”). Distinction was made between "major" and "minor" acts of might. It seems that the notion covered a kind of feud as well as acts that aimed at forcing the courts to quick action in otherwise protracted suits.
adoption (adoptio) one of the ways of acquiring noble status (and inheritance rights)
admonitio  
adultery  
age  
agnates  
alispán (vicecomes) Deputy of the county’s ispán (q.v.); usually a noble retainer (q.v.) of the latter, president of the county court (sedes iudiciaria q.v.), administrative head of the noble county, often castellan of the central castle in the county.