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Joined Weak (Lafīf Maqrūn) — Arabic Grammar

🔗 Lafīf Maqrūn (اللفيف المقرون): Adjacent Weak Radicals

When a verb's second and third radicals are both weak letters (usually Ya and Waw adjacent to each other), it is classified as Lafif Maqrun. Because they are joined, the middle radical remains relatively stable while the final radical bears the brunt of the weak-final changes.

The Ruleset & Syntax Guidelines

  • Joined Behavior: The second radical acts almost like a strong consonant, maintaining its shape. Only the third radical undergoes standard Naqis (weak-final) mutations.
  • Past Tense Patterns: Typically ends in a Alif Maqsura (ى) in the third radical, preceded by a regular voweled Ya or Waw in the second position (e.g., rawa "to narrate").
  • Regular Present: The second radical is fully pronounced with a vowel, while the final radical becomes a long vowel (e.g., yarwī "he narrates").

Learning Hub tip

Treat Lafif Maqrun verbs as standard weak-final (Naqis) verbs; the middle weak letter behaves like a normal consonant.

📝 Analytical Examples

رَوَى ➔ يَرْوِي (Rawā ➔ Yarwī) - He narrated ➔ He narrates
Analysis: Root is ر-و-ي. The Waw in the middle is stable. Only the final Ya undergoes the standard past Alif-Maqsura to present long-vowel shift.
Academic Note: Notice that the middle Waw acts as a solid consonant anchor, preventing the verb from collapsing into an unpronounceable shape.

رَوَيْتُ القِصَّةَ (Rawaytu l-qiṣṣata) - I narrated the story
Analysis: When attaching the pronoun "-tu" (I), the final Alif Maqsura transforms back into a full consonant Ya (ي) with a Sukun.
Academic Note: Standard Naqis pronoun bridging applies here, showing that adjacent weak letters do not generate additional exceptional rules.

Related Vocabulary

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