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Nullkönner
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
German
Etymology
From de Null Könner zero expert, adept, master zero-can-doer.
Noun
m in
de colloquial derogatory an unskilled person, bungler
Declension
m
Synonyms
de Nichtskönner
Antonyms
de Alleskönner
de People