From Wiktionary, the free dictionary
Derived from Arabic رجاء (rajāʔ), possibly via Turkish rica.
риджа • (rica)
- request.
- N. A. Baskakov, S.M. Šapšala, editor (1973), “риджа”, in Karaimsko-Russko-Polʹskij Slovarʹ [Karaim-Russian-Polish Dictionary], Moscow: Moskva, →ISBN