hubbub
🇺🇸
/ˈhʌbʌb/
🇬🇧
/ˈhʌbʌb/
A lot of noise from many people talking at once.
The classroom was filled with a hubbub when the teacher stepped out.
A busy and noisy situation full of activity.
The hubbub of the city streets kept me awake my first night in New York.