In uses like kullun masʾūlun and baʿḍun ḥāḍirun, tanwīn may substitute for an unspoken annexed complement, unlike ordinary triptote tanwīn.
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Substitution in Kull and Baʿḍ
Tanwīn: Five Types, Their Function, and Omission
In uses like kullun masʾūlun and baʿḍun ḥāḍirun, tanwīn may substitute for an unspoken annexed complement, unlike ordinary triptote tanwīn.