What is another word for says who?
Pronunciation: [sˈɛz hˈuː] (IPA) 
"Says who" is an expression often used to express scepticism towards a statement or claim made by someone. It is an informal phrase that can come across as rude or confrontational. If you're looking for synonyms to replace this phrase, there are plenty of options that can convey your doubt or disbelief without being impolite. Some of the alternatives include "Are you sure?", "Do you have evidence?", "On what basis?", "Who told you?", and "Is that a fact?". These phrases can effectively communicate your uncertainty without sounding confrontational or dismissive. By using alternative phrases, you can communicate your doubts in a more professional and measured tone.
