rissaldar
/rɪsəlˈdɑː/(also resaladar, risaladar, risaldar)
noun
Originally: an Indian officer in a cavalry (occasionally also infantry) regiment of the British Indian Army, of a rank corresponding to captain in the British Army (now historical ). Now: a mid-level junior commissioned officer in a cavalry or armoured regiment of the Indian Army.
Origin
Early 19th century; earliest use found in Duke of Wellington (1769–1852), army officer and prime minister. From Urdu risāladār (pronounced risāldār) and its etymon Indian Persian risāladār from risāla troop of horse + -dār.