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have been bubbling

  • present perfect progressive
    of bubble.
    bubble
    noun
    a nearly spherical body of gas contained in a liquid.

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.

See Examples For:

The La Brea Tar Pits, a geological heritage site, have been bubbling since prehistoric times, with more than 3.5 million fossils discovered.

From Los Angeles Times ● Sep. 15, 2023

Against that backdrop, concerns from the other candidates - Kate Forbes and Ash Regan - have been bubbling away.

From BBC ● Mar. 17, 2023

These mass walkouts have been bubbling up for years, delayed largely by the sense that Brits should keep a “stiff upper lip” about the issues we face.

From Slate ● Jan. 14, 2023

Asanga Abeyagoonasekera, the former head of a Sri Lankan Defense Ministry think tank, said concerns have been bubbling for months about the prospect of a military takeover, and would only deepen after Monday’s violence.

From Washington Post ● May 10, 2022

Usually he would have been bubbling over with gayety at the honor of being chosen a companion for a long walk to the florist's, but now the conversation was all on one side.

From The Story of the Big Front Door by Mary Finley Leonard