علت

عَلَتْ • (ʕalat) (form I) /ʕa.lat/

1. third-person feminine singular past active of عَلَا (ʕalā) and عَلَى (ʕalā, “to climb”)

Borrowed from Arabic عِلَّة (ʕilla, “disease, sickness; defect, vice”).

علت • (ʼillet) (definite accusative علتی (ʼilleti), plural علل (ʼilel))

1. disease, sickness, illness, an abnormal condition of an organism causing discomfort or dysfunction

   Synonyms: خسته‌لق (hastalık), مرض (maraz)

2. cause, reason, root, the source of an event or action, that which produces or effects a result

   Synonym: سبب (sebeb)

• Turkish: illet

Borrowed from Arabic عِلَّة (ʕilla).

عِلَّت • ('ellat) (plural عِلَل ('elal), or عِلَّت‌ها ('ellat-hâ))

1. cause, reason
2. (archaic) disease
   • c. 1260s, Jalāl ad-Dīn Mohammad Rūmī, translated by Reynold A. Nicholson, مثنوی معنوی [Masnavi-ye-Ma'navi], volume V, verse 3629:

     که طمع لاغر کند زرد و ذلیل
     نیست او از علت ابدان علیل

     ke tama' lâġar konad zard o zalil
     nist u az 'ellat-e abdân 'alil

     For [mere] hope makes him lean, pale, and wretched: he is not ill with bodily ailment.