Accentident 

When you accidently speak in an accent. Usually influenced by hearing an accent.

Sorry I said it in that voice, it was an accentident.

Accentident by JonnieDanger May 11, 2016

Accentident 

When you slip into an accent by accident...

Sorry, I slipped into that Russian accent on accentident!

Accentident by Flayme Ashton January 16, 2017

Accendent 

Speaking with a particular sound to words unintentionally when hanging out with different ethnic groups.

Boy: "When I'm hanging out with my Hispanic friends, I accidentally develop a Spanish accent. "
Girl: "You mean an Accendent."

Accendent by ryan salinas January 16, 2016

accentadentally 

When one accidentally speaks in a accent that is not there own while conversing

You just accentadentally sounded like you had a Russian accent just then.

accentadentally by Samurai_sookie February 28, 2017