[Python] Replace Any Word Containing a Specified Character Python

I have a pandas data frame column containing strings. I want to get rid of any "word" containing a "@" regardless of its position. I have gotten this far:

Df1['Col1'] = Df1['Col1'].str.replace(r', '')


I have searched extensively but can't figure out how to write the regex to match "words" such as '@hey' or 'm@y'.

Thank you!

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