palatalization

noun

pal·​a·​tal·​i·​za·​tion ˌpa-lə-tə-lə-ˈzā-shən 

1

: the quality or state of being palatalized

2

: an act or instance of palatalizing an utterance

in rapid speech the \t\ in got undergoes palatalization before you to yield \ˈgächə\

Word History

First Known Use

1863, in the meaning defined at sense 1