Der, die or das?

der Aufbau

masculine noun · building up · level B1

The plural

die Aufbauten - in the plural, every German noun takes the article die.

Why der?

"Aufbau" doesn't follow any of the 35 gender rules - it belongs to the words you learn together with their article, as one unit: der Aufbau. That's exactly what the app's spaced repetition is for.

Words from the same topic (Trades & construction)

Practice it, don't just read it. In the Genau app you train der/die/das across all 2,400 words, with the rule shown on every mistake - free, offline, no account. Coming soon to the App Store.