Muwāfaqat al-abwāb means that a particular Form VIII verb is used with a meaning equivalent to a verb from another pattern. The textbook gives five comparisons: Form I, Form IV, Form V, Form VI, and Form X.
Equivalence does not make the two conjugations morphologically identical, nor does it prove identity of every dictionary sense. It is a specific semantic relationship in the cited examples.
LessonsSix Semantic Functions of Form VIII (Iftiʿāl): Adoption, Exertion, Selection, Response, Equivalence, and Independent UsageQuiz
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Function 5: Equivalent Meanings across Forms
Muwāfaqat al-abwāb means that a particular Form VIII verb is used with a meaning equivalent to a verb from another pattern. The textbook gives five comparisons: Form I, Form IV, Form V, Form VI, and Form X.
Equivalence does not make the two conjugations morphologically identical, nor does it prove identity of every dictionary sense. It is a specific semantic relationship in the cited examples.