Convoluted (adjective)

1. Complicated or involved in a confusing and hard-to-follow manner.
2. Having a complex and winding structure, shape, or design.
3. Intricately intertwined or coiled.

Origin:

Derived from the latin word 'convolutus' which means intertwined or coiled.

Examples:

1. The plot of the novel was so convoluted that it was hard to follow.
2. The convoluted roots of the tree had grown around rocks and other obstacles.
3. The speaker's argument was so convoluted that even the experts couldn't make sense of it.
4. The convoluted maze of pipes and valves in the power plant was a maze of complexity.
5. The convoluted design of the building was a testament to the architect's creative vision.