metaphony in which a vowel is pronounced more like a following vowel or semivowel
A road sign with three city names containing ü, Raststätte "Weiskirchen" on the A3 autobahn, south-east of Frankfurt-am-Main, Germany In linguistics, umlaut (from German "sound alternation") is a sound change in which a vowel is pronounced more like a following vowel or semivowel.
History
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).