Vermiculate

To form or work, as by inlaying, with irregular lines or impressions resembling the tracks of worms, or appearing as if formed by the motion of worms.

Wormlike in shape; covered with wormlike elevations; marked with irregular fine lines of color, or with irregular wavy impressed lines like worm tracks; as, a vermiculate nut.

Crawling or creeping like a worm; hence, insinuating; sophistical.