meddlecome
/mɛdˈlɛsəm/Definitions
1. adjective
given to interfering unnecessarily in the affairs of others; meddling
“Her meddlesome aunt constantly poked her nose into other people’s business.”
2. noun
a person who interferes unnecessarily in the affairs of others
“The company’s meddlesome shareholders had a negative impact on the board’s decision-making process.”