The crossword solution for the term 'TANGLES UP (IN)' is MIRES, a five-letter word. MIRES are wetlands that are characterized by waterlogged soils and vegetation that is adapted to living in wet conditions. They are often found in areas with poor drainage, such as bogs, fens, and swamps. MIRES are important habitats for many species of plants and animals, and they can also help to protect against flooding and erosion.