- Proto Hind-Ewropaki ra *kwetwor-es ("çehar")
- Proto-Aryaki ra čatvaras ("çehar")
- (Zazaki: čahār, čār) Alfabeyê Ariki
- Ewıstki: čathvar ("çehar")
- Farskiyo Kehen: čaθvar ("çehar")
- Slawkiyo Kehen: četyre ("çehar")
- Partki: čafār ("çehar")
- Soğdki: čatfār ("çehar")
- Farski: čahār, čār ("çehar")
- Belaruski: čār ("çehar")
- Kurmancki: čār ("çehar")
- Mazenderanki: čār ("çehar")
- Sanskritki: čatur ("çehar")
- Vendaki: čatvā́ras ("çehar")
- Yunanki: tetra ("çehar")
- Latinki: quattuor ("çehar")
- Almanki: vier ("çehar")
- İngılızki: four ("çehar") ...
- Horn, Paul. Dictionary of Persian Etymology (Strassburg, 1893),
- Watkins, Calvert. The American Heritage Dictionary of Indo-European Roots, 2nd ed., Houghton Mifflin Co., 2007. *Amazon.com ra,
- Etymonline. Online English Etymology Dictionary. <etymonline.com> by Douglas Harper.,
- Korn, Agnes: Counting sheep and camels in Balochi.,
- Meier-Brügger, Michael: Indogermanische Sprachwissenschaft. Berlin; New York: de Gruyter, 2002.
- Diqet!: Zıwananê Arikiyan de hem varyantê çehari hem zi varyantê çari esto. Çekuya çehari formal û çekuya çari informalo.
|