Expanses adjectives are listed in this post. Each word below can often be found in front of the noun expanses in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing EXPANSES.
broad, endless
flat, great
green, huge
large, long
open, vast
wide
Hope this word list had the adjective used with expanses you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.
Please add more adjectives to make this list more complete: