Answer: isthatso

AnswerCrossword Clue
ISTHATSO"No shit!"
ISTHATSO"Oh, really?"
ISTHATSO"No kidding!"
ISTHATSO"You don't say!"
ISTHATSO"Says who?"
ISTHATSO"Honest?"
ISTHATSOSkeptical remark
ISTHATSO"No kidding?"
ISTHATSO"Really?"
ISTHATSOWryly incredulous query
ISTHATSO"Oh, yeah?"
ISTHATSO"Really?!"
ISTHATSO"Who'd a thunk it?!"
ISTHATSOResponse to a surprising statement
ISTHATSO"Are you serious?"