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v. Simple past tense and past participle of begrime.

adj. thickly covered with ingrained dirt or soot

"Inside, strips had been ripped from the cloth upholstery, exposing pitted, begrimed padding, and the dashboard sagged as if some behemoth had used it as a chair unable to support its weight completely, yet the windshield, though filthy, remained intact."

begrimed    begrimes    begriming   

change    modify    alter   

splash    pollute    blemish    crock    muck up   

begrimed    begriming   

soil