ر ض عr-ḍ-ʿ
(س، ف) رَضِعَ يَرْضَعُraḍiʿa yarḍaʿu / رَضَعَ يَرْضَعُ رَضَاعَةًraḍaʿa yarḍaʿu raḍāʿatan: (of a child) to suckle, to drink milk.
رَضَاعَةٌraḍāʿah: the period of suckling. ﴿لِمَنْ اَرَادَ اَنْ يُّتِمَّ الرَّضَاعَةَ﴾ (Al-Baqarah 2:233)
Form IV (ifʿāl) اَرْضَعَ يُرْضِعُ اِرْضَاعًاarḍaʿa yurḍiʿu irḍāʿan: to suckle a child, to breastfeed. ﴿وَالْوٰلِدٰتُ يُرْضِعْنَ اَوْلَادَهُنَّ﴾ (Al-Baqarah 2:233); مُرْضِعَةٌmurḍiʿah: a nursing woman, wet-nurse. ﴿تَذْهَلُ كُلُّ مُرْضِعَةٍ عَمَّآ اَرْضَعَتْ﴾ (Al-Ḥajj 22:2)
Form X (istifʿāl) اِسْتَرْضَعَ يَسْتَرْضِعُ اِسْتِرْضَاعًاistarḍaʿa yastarḍiʿu istirḍāʿan: to have a child suckled by someone. ﴿وَاِنْ اَرَدْتُّمْ اَنْ تَسْتَرْضِعُوْٓا اَوْلَادَكُمْ﴾ (Al-Baqarah 2:233)