Die Seeufer (The lakeshores). Note that the spelling remains the same; only the article changes. Contextual Examples
You might see it in event titles like the Exkursion am Münsterlinger Seeufer , referring to a specific lakeside location. Seeufer
In scientific literature, "Seeufer" is sometimes used as a proper name for specific archaeological sites, such as the one at Kärlich in Germany, where ancient artifacts were found along a former lakeshore. Die Seeufer (The lakeshores)
A compound noun consisting of See (lake) and Ufer (shore/bank). Since German compound nouns take the gender of the final element ( das Ufer ), Seeufer is also neuter. Seeufer is also neuter.