patterer
/ˈpætərər/Definitions
1. noun
One that imitates or mimics the speech of others, often in a mocking or exaggerated manner.
“The comedian played the role of a patterer, impersonating the politician’s speech patterns.”
2. noun
A person who constantly talks or chatters, often about trivial matters.
“The gossip columnist was a patterer who spread rumors and scandals about celebrities.”