د ر رd-r-r
(ض) دَرَّ يَدِرُّ دَرًّا وَدُرُوْرًاdarra yadirru darran wa-durūran: (of the people of this world) to have worldly abundance; (of milk or rain) to flow copiously.
مِدْرَارٌmidrār (intensive form, ṣīghat al-mubālaghah): very abundant, pouring down continuously. ﴿يُرْسِلِ السَّمَآءَ عَلَيْكُمْ مِّدْرَارًا﴾ (Nūḥ 71:11)
(س) دَرَّ يَدَرُّ دَرًّاdarra yadarru darran: (of the face) to regain its glow after illness, to be radiant.
دُرِّيٌّdurriyy (relative adjective, nisbah): shining, brilliant (like a pearl). ﴿كَاَنَّهَا كَوْكَبٌ دُرِّيٌّ﴾ (An-Nūr 24:35)