The phrase "possess of" is generally used to mean "own" or "have". However, there are several synonyms that can be used instead of this expression. Some of the most common synonyms include "hold", "have in one's possession", "be in possession of", "keep", "retain", "enjoy" and "occupy". Other synonyms may vary depending on the context in which the word is used. It is always important to choose the appropriate synonym to maintain clarity and avoid confusion. By using synonyms of "possess of", it is possible to add variety and depth to your writing, while also avoiding repetition of the same words.