Merriment adjectives are listed in this post. Each word below can often be found in front of the noun merriment in the same sentence. This reference page can help answer the question what are some adjectives commonly used for describing MERRIMENT.
boisterous, considerable, general
great, greatest, harmless
infinite, innocent, little
more, much, noisy
such, suppressed, unrestrained
Hope this word list had the adjective used with merriment you were looking for. Additional describing words / adjectives that describe / adjectives of various nouns can be found in the other pages on this website.