غ و ثgh-w-th
(ن) غَاثَ يَغُوْثُ غَوْثًاghātha yaghūthu ghawthan (original form: غَوَثَ يَغْوُثُghawatha yaghwuthu): to help, to come to someone's aid. Imperfect (muḍāriʿ) passive voice: يُغَاثُyughāthu (original form: يُغْوَثُyughwathu). ﴿وَاِنْ يَّسْتَغِيْثُوْا يُغَاثُوْا بِمَآءٍ كَالْمُهْلِ﴾ (Al-Kahf 18:29)
يَغُوْثُyaghūthu: the name of an idol of the people of Noah. ﴿وَلَا يَغُوْثَ وَيَعُوْقَ وَنَسْرًا﴾ (Nūḥ 71:23)
Form X (istifʿāl) اِسْتَغَاثَ يَسْتَغِيْثُ اِسْتِغَاثَةًistaghātha yastaghīthu istighāthatan: to call for help, to cry out for aid. ﴿اِذْ تَسْتَغِيْثُوْنَ رَبَّكُمْ﴾ (Al-Anfāl 8:9); ﴿فَاسْتَغَاثَهُ الَّذِيْ مِنْ شِيْعَتِهِۦ﴾ (Al-Qaṣaṣ 28:15)