F WORD
She used as a way to refer to the offensive word "fuc-" without saying it or writing it. He got in trouble for using the f-word on television.
This time we are referring to freedom vs Fascism, not the swear word of the English language. If you ask someone to think of a bad word, that's probably the first one that comes to mind. The average adult might not find it offensive in a casual context, but it would absolutely not be acceptable in a formal situation, on daytime television, etc.