noun
morass
muh-RAS/məˈræs/
A confusing, complicated, or difficult situation to escape.
The intersection is a morass of vehicles blocking one another.

Etymology
A wet marsh became a figurative trap for any complicated situation hard to escape.
More examples
- The talks sink into a morass of legal disputes.
- She struggles to escape the bureaucratic morass.
Forms
morass
Similar words
- quagmire
- Also figuratively a difficult situation that traps progress.
- tangle
- Emphasizes confusing interconnections.