zweifeln
/ˈtsvaɪ̯fəln/ verb B1- to doubt, to be doubtful
Verb forms
- Infinitive
- zweifeln
- Present (er)
- zweifelt
- Präteritum (er)
- zweifelte
- Perfekt (er)
- hat gezweifelt
- Infinitive with zu
- zu zweifeln
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