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Synonyms for Uproarious (same or very similar meaning)

WordNet sense 1 (uncontrollably noisy):
rip-roaring, rackety

WordNet sense 2 (full of or characterized by loud and nonmusical sounds):

WordNet sense 3 (marked by or causing boisterous merriment or convulsive laughter):
hilarious, screaming

WordNet sense 4 (full of or characterized by humor):
humorous, humourous

From the ODE community, based on WordNetadd/edit