- Vision--Religious aspects--Islam1
- Warsh al-Miṣrī, ʻUthmān ibn Saʻīd, 728 or 729-812 or 8131
- Water clocks1
- Waṣīyah (Abū Ḥanīfah)1
- Weights and measures (Islamic law)1
- Women (Islamic law)1
- Writing materials and instruments1
- Yemen (Republic)1
- Yemen (Republic)--Zabīd1
- Yemen (Republic)--Ḥimyar1
- Yāsamīnīyah (Ibn al-Yāsamīn, ʻAbd Allāh ibn Ḥajjāj)1
- Zaynab bint ʻAlī ibn Abī Ṭālib1
- Ziftāwī, ʻAbd Allāh, active 17th century. Badīʻīyah1
- astrology1
- botanical illustrations1
- illuminations (paintings)1
- Ādāb al-ḥukkām (Ghazzī, ʻĪsá ibn ʻUthmān)1
- Ījī, ʻAḍud al-Dīn ʻAbd al-Raḥmān ibn Aḥmad, -1355? Maqālah al-muqarrarah fī taḥqīq al-kalām al-nafsī1
- Ījī, ʻAḍud al-Dīn ʻAbd al-Raḥmān ibn Aḥmad, -1355? Risālat al-waḍʻ1
- Īsāghūjī al-jadīd wa-al-durr al-farīd1