Hyperdeformed is a technical term that denotes an object that is severely distorted or altered beyond its natural shape. It can be used to describe a number of phenomena in various fields. Synonyms for this word would depend on the context of its usage. In astronomy, terms like super-distorted or extremely elongated might work. In music, one might consider terms such as overwrought or exaggerated. Synonyms like highly distorted or severely altered could be used in scientific contexts. In general, words like extreme, abnormal, or aberrant could also be used to convey the same meaning. Ultimately, the choice of synonym will depend on the overall tone and context of the discussion.