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had been bubbling
  • past perfect progressive of bubble.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But internal tensions had been bubbling for weeks before exploding into the open on Wednesday night.

From BBC • Nov. 6, 2024

The 21-year-old pop singer and “American Idol” dropout had been bubbling on TikTok for a few years.

From Seattle Times • May 4, 2024

The incident in late February was the culmination of a conflict that had been bubbling for months between the turkeys and delivery drivers.

From Los Angeles Times • Dec. 3, 2022

This public fracas had been bubbling under the band's cheery surface for years.

From Salon • Apr. 18, 2020

He could ask her all the questions that had been bubbling up in his mind like shaken soda.

From "Healer of the Water Monster" by Brian Young