Gulling is a term that refers to the act of deceiving or fooling someone. There are several synonyms for gulling, including hoodwinking, bamboozling, tricking, misleading, deluding and duping. Each of these words also implies a sense of cunning or dishonesty in the behavior of the person who is doing the deceiving. Other synonyms for gulling include swindling, conning, defrauding, and cheating. These words are often associated with more serious forms of deception, such as financial scams or online phishing. In all cases, gulling implies a sense of betrayal, as the person who is being fooled has placed their trust in the person doing the deceiving.