اِحْتَجَزَ
Translation: He entered the Hijaz region.
The book gives it as equivalent in sense to أَحْجَزَ.
Translation: He entered the Hijaz.
The two patterns are Form VIII and Form IV respectively. Their equivalence here concerns the geographical sense of entering Hijaz, not the identity of their form or every conceivable use.
LessonsSix Semantic Functions of Form VIII (Iftiʿāl): Adoption, Exertion, Selection, Response, Equivalence, and Independent UsageQuiz
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Equivalence with Form IV
اِحْتَجَزَ
Translation: He entered the Hijaz region.
The book gives it as equivalent in sense to أَحْجَزَ.
Translation: He entered the Hijaz.
The two patterns are Form VIII and Form IV respectively. Their equivalence here concerns the geographical sense of entering Hijaz, not the identity of their form or every conceivable use.