ن ف خn-f-kh
(ن) نَفَخَ يَنْفُخُ نَفْخًاnafakha yanfukhu nafkhan: to blow; اُنْفُخْunfukh (imperative, amr): blow! ﴿وَنَفَخْتُ فِيْهِ مِنْ رُّوْحِيْ﴾ (Al-Ḥijr 15:29); ﴿وَنُفِخَ فِي الصُّوْرِ﴾ (Az-Zumar 39:68); ﴿قَالَ انْفُخُوْا﴾ (Al-Kahf 18:96)
نَفْخَةٌnafkhah (noun, ism dhāt): a single blast. ﴿فَاِذَا نُفِخَ فِي الصُّوْرِ نَفْخَةٌ وَّاحِدَةٌ﴾ (Al-Ḥāqqah 69:13)