 A longstanding rivalry (principally over the Bailieship of Cunninghame) was now a vendetta.During the 16th century the long-running feud continued.Edward Cunningham of Auchenharvie was slain in 1526 and Archibald Cunningham of Waterstoun in 1528; the Montgomery's Eglinton Castle was burned down by the Cunninghams in the same year.