There are some German noun endings that are dead giveaways about the gender of the noun like the feminine -heit, -keit, and -ung, or the neuter -chen but there a lot of other clues lurking at the ends of nouns that can clear up gender confusion if you memorize them 😇 German natives: were you aware? Let me know in the comments. Non-natives: the struggle is real.
Deutsch 
English