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| fehlerlos | |||
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| fehlerfrei | |||
| störungsfrei | |||
| fehlerlos | |||
| einwandfrei | |||
| English thesaurus | |||
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| EF | |||
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error- free : 18 phrases in 10 subjects |
| Automated equipment | 1 |
| Communications | 2 |
| Computers | 4 |
| Economics | 3 |
| Electronics | 1 |
| General | 2 |
| Optics branch of physics | 2 |
| Power lines | 1 |
| Statistics | 1 |
| Technology | 1 |