Al-marʾatāni ramatā has a dual topic and a verbal predicate with dual subject suffix. Ramati al-marʾatāni instead has an overt dual subject after a singular-form feminine verb.
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A Fronted Feminine Dual Topic
Feminine Tāʾ in the Past Tense: Form and Agreement
Al-marʾatāni ramatā has a dual topic and a verbal predicate with dual subject suffix. Ramati al-marʾatāni instead has an overt dual subject after a singular-form feminine verb.