German nouns ending in -ismus
-ismus is masculine. It is English -ism: der Tourismus.
Say the article and the noun together. The ending is a hint, not a word.
On the 50 common nouns with this ending in the frequency list behind these rules, 100% take der. We label that “always”. The count is from german-nouns (Wiktionary, CC BY-SA 4.0). It is not an exam pass rate.
The list we teach has no exception for this ending. Still say the article with the noun, not the ending alone.
Examples the course uses
- der Tourismus
- der Journalismus
- der Rassismus
In this dictionary
None of the course nouns use this ending yet.