percolate

News of the possible sale had percolated since last year, as Starbucks’ business in China faltered.

Even though, as she sings on the percolating title track, her autism means she's often "acting" in ways that she's learned people will expect.

“Liberation” percolates with lively humor, as when Lizzie introduces herself as a journalist who writes “obituaries and weddings—which in a way are the same thing.”

Concerns about a slowing job market, the financial health of lower-income households and potential asset bubbles are percolating.

For some, it’s a last hurrah, the culmination of ideas that had been percolating for years.