

Dieses alte Messer ist leider total stumpf.
[ˈdiːzəs ˈaltə ˈmɛsɐ ˈɪst ˈlaɪ̯dɐ toˈtaːl ˈʃtʊmpf.]
Unfortunately, this old knife is completely blunt.
Mit einem stumpfen Messer schneidet man sich leichter.
[ˈmɪt ˈaɪ̯nəm ˈʃtʊmpfn̩ ˈmɛsɐ ˈʃnaɪ̯dət ˈman ˈzɪç ˈlaɪ̯çtɐ.]
You cut yourself more easily with a blunt knife.
Das Brotmesser wird mit der Zeit immer stumpfer.
[das ˈbroːtˌmɛsɐ ˈvɪrt ˈmɪt deːɐ ˈtsaɪ̯t ˈɪmɐ ˈʃtʊmpfɐ.]
The bread knife gets blunter and blunter over time.
"stumpf" is in the lesson "Cooking 1" (Level 18), along with 9 other useful words. LinDuo has 180 topic lessons like this one, 2,375 words in total. Every word has an illustration, a transcription and pronunciation in a female and a male voice. Just 10–15 minutes a day is enough to learn them all. Free, and works offline.