- Khawwāṣ, Aḥmad ibn ʻAbbād, 1378?-1454. Kāfī fī ʻilmay al-ʻarūḍ wa-al-qawāfī2
- Khiḍr (Legendary character)2
- Kirātārjunīya (Bhāravi)2
- Kāfiyah (Ibn al-Ḥājib, ʻUthmān ibn ʻUmar)2
- Language and languages--Style2
- Leather doublures2
- Legal documents2
- Legal instruments (Jewish law)2
- Literary style2
- Lumʻah al-Dimashqīyah (Shahīd al-Awwal, Muḥammad ibn Makkī)2
- Manuscripts, Armenian2
- Manuscripts, Avestan2
- Manuscripts, Japanese2
- Manuscripts, Latin (Medieval and modern)2
- Manuscripts, Yiddish2
- Marriage--Religious aspects--Hinduism2
- Marriage--Religious aspects--Islam2
- Massachusetts--Williamstown2
- Mathematics2
- Medicine, Ayurvedic2