morass
Concise Oxford English Dictionary © 2008 Oxford University Press:
morass /məˈras/
▶noun
- 1 an area of muddy or boggy ground.
- 2 a complicated or confused situation.
– origin C15: from Du. moeras, alt. (by assimilation to moer ‘moor’) of MDu. marasch, from OFr. marais ‘marsh’, from med. L. mariscus.
'morass' also found in these Oxford entries:

