ج و دj-w-d
(ن) جَادَ يَجُوْدُ جَوْدَةً وَجُوْدَةًjāda yajūdu jawdatan wa-jūdatan: to be excellent, to be of the best quality.
جَوَادٌjawād (adjective): excellent, of the best quality (for both masculine and feminine); its plural for people is اَجْوَادٌajwād and for horses جِيَادٌjiyād. ﴿اِذْ عُرِضَ عَلَيْهِ بِالْعَشِيِّ الصّٰفِنٰتُ الْجِيَادُ﴾ (Ṣād 38:31)
جُوْدِيٌّjūdiyy (relative adjective, ism nisbah): one possessing excellence; اَلْجُوْدِيُّal-jūdiyy (proper noun): the name of a mountain. ﴿وَاسْتَوَتْ عَلَي الْجُوْدِيِّ﴾ (Hūd 11:44)
Form II (tafʿīl) جَوَّدَ يُجَوِّدُ تَجْوِيْدًاjawwada yujawwidu tajwīdan: to make something excellent; to refine it well (this verb is not used in the Quran).