percolate
US /ˈpɝː.kəl.eɪt/
UK /ˈpɝː.kəl.eɪt/

1.
2.
of an idea, feeling, or rumor) spread gradually through an area or group of people
:
•
The news began to percolate through the community.
•
New ideas often percolate up from the grassroots.
3.
prepare (coffee) in a percolator
:
•
She likes to percolate her coffee slowly for a rich flavor.
•
The old coffee maker still percolates a decent cup.