Heavy petting is a term used to refer to suggestive or sexual activities involving touching or fondling of intimate body parts. However, this term has a negative connotation and is often considered inappropriate or offensive. There are various synonyms for heavy petting that can be used to describe similar sexual activities while avoiding the use of vulgar or offensive language. These include petting, fondling, caressing, groping, cuddling, snuggling, and making out. Using these terms instead of heavy petting can help create a more respectful and comfortable environment when discussing intimate activities.