derivAccording to Ehret1989#58 and #59, 3-rad. extensions of pre-protSem *NP- in Ar are: *NF _1 ‘to come out’
► + "durative" *‑G : †nafaǧa (nafǧ) ‘to creep out of the egg’
► + "intensive (> fortative)" *‑Z : †nafaza (nafāz) ‘to come forth, arrive, reach’
► + "diffusive" *‑R : ↗nafara u i (nafar) ‘to flee and disperse, run away’
► + "venitive" *‑ɬ : ↗nafaša u (nafš) ‘to pick wool or cotton, pluck’
► + "focative" *‑Ṣ : †nafaṣa (nafṣ) ‘to emit urine forcibly’
► + "middle" *‑Ḍ : †nafaḍa (nafḍ) ‘to drop a foal, put forth ears’, ↗nafaḍa u (nafḍ) ‘to shake off, dust, dust off’
► + "inchoative (> tr.)" *‑W : ↗nafā (nafw) ‘to drive away, chase off’
► + "inchoative (> tr.)" *‑Y : ↗nafà (nafy) ‘to expel, drive away, banish, exile’ *NF _2 ‘to inhale, exhale’
► (simple form) : ↗naffa i ‘to blow one’s nose, snuff’
► + "diffusive" *‑Ṯ : ↗nafaṯa u i (nafṯ) ‘to blow upon, spit out’
► + "finitive fortative" *‑G : †nafaǧa (nafǧ) ‘to blow violently’
► + "iterative" *‑Ḥ : ↗nafaḥa a (nafḥ) ‘to spread odor, be fragrant, blow’
► + "extendative fortative" *‑Ḫ : ↗nafaḫa u (nafḫ) ‘to blow, breathe in air, blow upon’
► + "fortative" *‑S : ↗nafasa u (nafs, nafas) ‘to injure by breathing upon, breath of life, vital spirit, soul’
► + "durative intensive" *‑Ṭ : †nafaṭa (nafīṭ) ‘to sneeze’, ↗nafṭaẗ ‘blister’, (?)↗nafṭ ‘naphtha, petroleum’