Possessor adjectives are listed in this post. Each word below can often be found in front of the noun possessor in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing POSSESSOR.
actual, exclusive, first, former, fortunate
future, happy, individual, last, late
lawful, legal, legitimate, lucky, new
next, only, original, present, proud
rightful, sole, then, true, unfortunate
Hope this word list had the adjective used with possessor you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.