Focus on the pronunciation of incidentally
English definition of “incidentally”
/ˌɪn·səˈden·təl·i/, /-ˈdent·li/ adv [not gradable]
› used about something that is connected to the main subject but is not as important: “Ain’t” was mentioned only incidentally in an article about nonstandard words. › Incidentally is also used to introduce something additional that is not as important: Incidentally, she was a very popular mayor.