possessed by something—having one’s mind dominated by some strong emotion:
- We drop anchor and, possessed by a powerful craving for a cold beer, row to the fish-stained docks.
possessed of something—
1. being the owner of smth.:
- To dream that you are possessed of riches, denotes that you will rise to high places by your constant exertion and attention to your affairs.
2. being in possession of smth. such as a quality:
- The following document is written under the assumption that the reader is possessed of a sense of humor.