Filtered

To sort, sift, or isolate.

"This strainer should filter out the large particles."

To diffuse; to cause to be less concentrated or focused.

"The leaves of the trees filtered the light."

To pass through a filter or to act as though passing through a filter.

"The water filtered through the rock and soil."

To move slowly or gradually; to come or go a few at a time.

"The crowd filtered into the theater."

With a filter (e.g., a cigarette).

Having been filtered (e.g., coffee grounds).