Bluff out is a phrase that refers to misleading someone through deliberate deception. There are various other words and phrases that can be used as synonyms for bluff out. One of the most commonly used is "deceive," which suggests deliberately misleading someone to achieve a certain goal. Other words and phrases that can be used as synonyms for bluff out include "mislead," "dupe," "trick," "hoodwink," "bamboozle," and "double-cross." All of these words and phrases imply the intentional deception of someone, which is the common characteristic of bluff out. When used in proper context, these synonyms can help convey the intended meaning more effectively.