Why is it der Wörthersee?

Wörthersee ends in -e. Most nouns with this ending are feminine (79% take die), but Wörthersee is an exception: der Wörthersee.

The other -e exceptions
Sense 1
der

Meaning

[1] The largest lake in Carinthia

[1] der größte See in Kärnten

Examples

[1] Pörtschach is also on the Wörtherseeä

[1] Auch Pörtschach liegt am Wörthersee.

Declension

1 Singular Plural
Nominativ der Wörthersee —
Genitiv des Wörthersees —
Dativ dem Wörthersee —
Akkusativ den Wörthersee —

Pronunciation

Dictionary entries include material from Wiktionary. Wiktionary