- Proto-Hind-Ewropaki ra *(s)ker- ("bırnayene") > *(s)ker-men- ("çerme")
- Proto-Aryaki ra *čarman- ("çerme")
- Ewıstki: čareman- ("çerme")
- Soğdki: črm ("çerme")
- Pehlewki: čarm ("çerme")
- Farski: čarm ("çerme")
- Kurmancki: čarm ("çerme")
- Osetki: čarm ("çerme") ...
- (Zazaki: čarma) Alfabeyê Ariki
- Sanskritki: čāreman- ("çerme") ...
- 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,
- Julius Pokorny's Indo-European Etymological Dictionary
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