Labyrinthine (adjective)

1. Extremely complex and difficult to navigate, like a maze.
2. Having a confusing or convoluted structure or arrangement.

Origin:

The word 'labyrinthine' comes from the latin word labyrinthus, which means 'maze' or 'complex system.' it was originally used in reference to the legendary maze in ancient greece, which was said to have been built by the legendary craftsman daedalus to contain the minotaur.

Examples:

1. The labyrinthine streets of the medieval city were so winding and confusing that even the residents had trouble finding their way around.
2. The labyrinthine maze of tunnels and passages beneath the ancient ruins was a source of endless fascination for the archaeologists.
3. The labyrinthine regulations and procedures of the government bureaucracy made it nearly impossible for the small business owner to get anything done.
4. The labyrinthine plots and subplots of the novel kept the reader on the edge of their seat, trying to untangle the twists and turns of the story.
5. The labyrinthine wiring of the old car's engine was so confusing that the mechanic had to spend hours tracing the electrical problem.