1. the quality or state of being wild, uncontrolled, or disorderly
2. excessive indulgence in pleasure or celebration

Examples

• The riotousness of the crowd forced police to intervene.
• Parents were concerned about the riotousness at the graduation party.
• The festival’s riotousness attracted visitors from across the country.
• His riotousness in college eventually led to academic probation.
• The riotousness of the celebration continued well into the night.
• City officials tried to control the riotousness during the street fair.