

A maçaneta da porta da sala está solta.
Rodei a maçaneta devagar para não acordar ninguém.
Já trocaste as maçanetas das portas dos quartos?
"a maçaneta" is in the lesson "Engineer" (Level 39), along with 13 other useful words. LinDuo has 180 topic lessons like this one, 2,380 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.