Examples of clines in language include:
* The Northern Cities Vowel Shift, which is a change in the pronunciation of certain vowels in the northern cities of England.
* The Labov Chain Shift, which is a change in the pronunciation of certain consonants in the New York City area.
* The Southern Vowel Shift, which is a change in the pronunciation of certain vowels in the Southern United States.
These are just a few examples of clines in language. There are many other clines that exist in different languages around the world.