

Der Laden ist jeden Tag außer Sonntag offen.
[deːɐ ˈlaːdn̩ ˈɪst ˈjeːdən ˈtaːk ˈaʊ̯sɐ ˈzɔntaːk ˈɔfn̩.]
The shop is open every day except Sunday.
Ich habe außer Montag die ganze Woche Zeit.
[ˈɪç ˈhaːbə ˈaʊ̯sɐ ˈmoːntaːk ˈdiː ˈɡantsə ˈvɔxə ˈtsaɪ̯t.]
I'm free all week except Monday.
Hast du außer Freitag noch einen freien Tag?
[ˈhast ˈduː ˈaʊ̯sɐ ˈfraɪ̯taːk ˈnɔx ˈaɪ̯nən ˈfraɪ̯ən ˈtaːk?]
Do you have another day off besides Friday?
"außer" is in the lesson "Time 2" (Level 35), along with 11 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.