- Sufi poetry, Arabic1
- Sufi wit and humor1
- Sufis--Biography1
- Sufism--Terminology1
- Sugar1
- Suhrawardī, ʻUmar ibn Muḥammad, 1145-1234. ʻAwārif al-maʻārif1
- Sujāʻī, Aḥmad ibn Aḥmad, -1783? ʻUqūd al-maqūlāt1
- Sukkah1
- Sukkot (Samaritan)1
- Sulamī, ʻIzz al-Dīn ʻAbd al-ʻAzīz ibn ʻAbd al-Salām, approximately 1182-12621
- Sultans1
- Sumtī, Yūsuf ibn Khālid1
- Sun worship1
- Sunan (Abū Dāʼūd Sulaymān ibn al-Ashʻath al-Sijistānī)1
- Sunan (Ibn Mājah, Muḥammad ibn Yazīd)1
- Sunan al-kubrá (Bayhaqī, Aḥmad ibn al-Ḥusayn)1
- Sunnites--Controversial literature1
- Superstition1
- Surgery1
- Surveying1