Crossword clues for the word: ZUIDERZEE The word ZUIDERZEE has appeared as an answer to at least 7 crossword clues on different crossword puzzles. Crossword clues for ZUIDERZEE Showing 1 to 7 of 7 results Clue(s) "Body of water, now Ijssel Lake." "Literally, Dutch for ""southern sea""" Feature of N and central Netherlands. Former North Sea inlet Netherlands inlet One-time inlet of the North Sea Onetime inlet of the North Sea