Entries on فحفح in 2 Arabic dictionaries by the authors Academy of the Arabic Language in Cairo, al-Muʿjam al-Wasīṭ and Habib Anthony Salmone, An Advanced Learner's Arabic-English Dictionary
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(فحفح)
نفخ فِي نَومه وأخذته بحة فِي صَوته وَأكْثر الْكَلَام فَهُوَ فحفاح
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فحفح
فَحْفَحَ
a. Snored.
b. Was hoarse, gruff (voice).
c. Was sincere.
فَحْفَاْحa. Hoarse, gruff.
b. [art.], A certain river.
فَحْفَحَةa. Hoarseness, gruffness.
b. Speech.