HJT is an acronym for the term "HijackThis," which is a popular tool used to detect and remove malware from personal computers. While there are no true synonyms for HJT, there are many alternative programs that perform similar tasks. Some popular examples include Malwarebytes, Spybot Search & Destroy, AdwCleaner, and ComboFix. Each of these programs offer unique features and benefits, but all share the common goal of improving computer security and protecting user data from malicious software. Whether you are a novice user or an experienced IT professional, there is sure to be a program that fits your needs and preferences when it comes to malware detection and removal.