Ballroom dance has always been fluid, with new dances or folk dances being added to or removed from the ballroom repertoire from time to time, so no list of subcategories or dances is any more than a description of current practices. There are other dances historically accepted as ballroom dances, and are revived via the vintage dance movement. In Europe, Latin Swing dances include Argentine tango, mambo, Lindy Hop, swing boogie (sometimes also known as nostalgic boogie), and disco fox. One example of this is the subcategory of cajun dances that originated in Acadiana, with branches reaching both coasts of the United
Hiberno-Latin is written in a curiously learned vocabulary; this too probably relates to an education in the Irish styles of Latin. John Scotus Eriugena was probably one of the last Irish authors to write Hiberno-Latin wordplay. St Hildegard of Bingen preserves an unusual Latin vocabulary that was in use in her convent, and which appears in a few of her poems; this invention may also be influenced by Hiberno-Latin. The style reaches its peak in the "Hisperica Famina", which means roughly "Western orations"; these "Famina" are rhetorical descriptive poems couched in a kind of free verse. "Hisperica" is understood as a