Relapse adjectives are listed in this post. Each word below can often be found in front of the noun relapse in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing RELAPSE.
complete, dangerous, depressive
early, fatal, first
future, high, possible
second, serious, severe
slight, subsequent, sudden
Hope this word list had the adjective used with relapse you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.