- Stuart, House of1
- Suffering--Religious aspects1
- Sufi chants1
- Sufi literature1
- Sufi literature, Persian1
- Sufi poetry, Arabic1
- Sufi poetry, Persian1
- Sufis--Biography1
- Sufism--Customs and practices1
- Sugar1
- Summa theologica (Thomas, Aquinas, Saint)1
- Suyūṭī, 1445-15051
- Suyūṭī, 1445-1505. Farīdah fī al-naḥw wa-al-taṣrīf wa-al-khaṭṭ1
- Suyūṭī, 1445-1505. Jamʻ al-jawāmiʻ fī al-naḥw1
- Switzerland--Lucerne1
- Symbolism of numbers in literature1
- Syria--Aʻzāz1
- Syria--Ṣāliḥīyah1
- Syriac scripts1
- Süleyman I, Sultan of the Turks, 1494 or 1495-15661