To give attention to the need to rename of change column names using a pre-existing list, I am going to produce a new sample dataframe df with initial column names and unrelated new column names. Your initial is suitable as-is, apart from you have to take out the concern mark https://judahpsuhj.59bloggers.com/37013539/the-fact-about-stack-ball-colorful-tower-that-no-one-is-suggesting