Vermiculation

Noun

1. The process of being turned into a worm.
2. The state of being infested or consumed by worms.
3. A pattern of irregular wavy lines resembling worms or their casts or tracks, found on the plumage of birds, used to decorate artworks and buildings, etc. .mw-parser-output .defdate{font-size:smaller}
4. Peristalsis (“wave-like contraction of the digestive tract, resembling the movement of a worm”).