ground·swell
noun/ˈɡraʊndswel/
/ˈɡraʊndswel/
[singular] (formal)- groundswell (of something) the sudden increase of a particular feeling among a group of people
（群体情绪的）迅速高涨 - a groundswell of support
拥护的情绪迅速高涨 - There was a groundswell of opinion that he should resign.
要求他辞职的呼声越来越高。
- a groundswell of support