The phrase "most unmolested" means to be untouched or undisturbed, so antonyms for this phrase would be terms that indicate damage or disturbances. Terms such as "most abused," "most violated," or "most ravaged" could be used as antonyms. These phrases signify damage, maltreatment, or misuse that have occurred to an object or place. Antonyms for "most unmolested" could also include terms like "most altered," "most transformed," or "most modified," which imply that something or someone has undergone significant, often artificial changes. Similarly, "most worked on" or "most interfered with" could also be used as antonyms, indicating that something has been tampered with or manipulated.