Update 16/umbraco-cms/customizing/extending-overview/extension-registry/replace-exclude-or-unregister.md

Co-authored-by: Michael Latouche <michael@crossingpaths.be>

Author: Luuk1983

16/umbraco-cms/customizing/extending-overview/extension-registry/replace-exclude-or-unregister.md

@@ -10,7 +10,7 @@ Besides adding extensions to Umbraco, sometimes you want to change what is alrea
 
 
 ## Replace
-You can have an extension that replaces another extension.
+You can replace an existing extension by another one.
 You can do this by defining the `overwrites` property in your [Extension Manifest](extension-manifest.md) with one Extension Alias. For multiple `overwrites` you can provide the Extension Aliases that need to be replaced as an array.