Compound nouns: the last word decides
Schwiegermutter die
Always In 98.9% of 6,721 common compound nouns, the article comes from the last word.
The last part decides the article: die Mutter, so die Schwiegermutter.
die Schwiegermutter
It's die Schwiegermutter. Schwiegermutter is feminine, plural die Schwiegermütter.
Meine Schwiegermutter ist sehr nett.
My mother-in-law is very nice.
Schwiegermutter die
Always In 98.9% of 6,721 common compound nouns, the article comes from the last word.
The last part decides the article: die Mutter, so die Schwiegermutter.