Exploring Patterns in Placenames

Placename Patterns Using Regular Expressions is an interactive mapping tool for exploring the distribution of different patterns in placenames. For example in the map above I have plotted the distribution of placenames ending in 'thorpe' and 'chester' in the British Isles and placenames starting with 'Beau''. The distribution of the placename suffix 'thorpe' (the old Norse word for 'homestead'