1. Learning Nouns Without Their Articles (der, die, das)
The biggest mistake Indian learners make is memorizing words in isolation (e.g. 'Tisch = table'). In German, noun genders (masculine, feminine, neuter) determine case endings and adjective declinations.
Always learn every noun with its article and plural form: 'der Tisch, die Tische' (the table, the tables).
2. Confusion Between Dativ and Akkusativ Cases
In German, the direct object takes the Akkusativ case, while the indirect recipient takes the Dativ case. When using two-way prepositions (in, an, auf, neben, hinter, über, unter, vor, zwischen), movement towards a destination uses Akkusativ, while static location uses Dativ.
3. Verb Position in Subordinate Clauses (Kaspus & Nebensatz)
In main clauses (Hauptsatz), the conjugated verb is always in position 2. However, with conjunctions like 'weil', 'dass', 'obwohl', and 'wenn', the conjugated verb is kicked to the very end of the sentence.
4. Direct Translation from English or Hindi
German sentence rhythm and idioms have distinct logical structures. For example, 'I am cold' in German is 'Mir ist kalt' (dative impersonal), not 'Ich bin kalt'.