Declines adjectives are listed in this post. Each word below can often be found in front of the noun declines in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing DECLINES.
cognitive, dramatic, drastic, economic, further
greater, large, largest, major, modest
precipitous, rapid, recent, related, serious
severe, sharp, significant, similar, slight
small, steep, substantial, such, sun
Hope this word list had the adjective used with declines you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.