Learn Farsi: باید دوستانمان را از مرداب ترس نجات دهیم. - We must save our friends from the swamp of fear.

It directly equates the abstract concept of fear (tars) with the physical image of a swamp (mordâb). In Farsi structural metaphors like this, the imagery or vehicle (the swamp) usually comes first, followed by the Ezafe, and then the actual subject (the fear). This creates a vivid image without using words like 'like' or 'as'.

Why is there no be- prefix on the verb nejât dahim even though bâyad requires the subjunctive?

With compound verbs like nejât dâdan (to save or rescue), the subjunctive be- prefix is very often omitted in both speech and writing. The verb is still in the present subjunctive form (dahim instead of the indicative midahim) because it follows the modal verb bâyad (must).

Why does the direct object marker râ come after the possessive suffix in dustânemân râ?

The word râ must always follow the complete noun phrase that serves as the specific direct object. Since the possessive enclitic -emân (our) is an integral part of the noun phrase 'our friends', râ is placed at the very end.

Is there a difference between using dustânemân and dust-hâyemân here?

They mean exactly the same thing, but dustân uses the plural suffix -ân, which is traditionally reserved for animate nouns (like people) and sounds slightly more formal or literary. In casual everyday conversation, you would be more likely to hear (using the general plural suffix ).