Where does “كَهْرَب” come from?

كَهْرَب (Arabic) comes from Persian کهربا, from Persian کاه, from Persian کاستن, from Proto-Iranian kas-, from Proto-Indo-European kʷeḱ- — to see; to look.

Ancestry of “كَهْرَب”, step by step

StepLanguageWordMeaning
1Persianکهرباamber
2Persianکاهchaff; straw; hay
3Persianکاستنto decrease
4Proto-Iraniankas-to be small, diminish, lessen
5Proto-Indo-Europeankʷeḱ-to see; to look
Every word from Proto-Indo-European kʷeḱ- →Every word from Proto-Iranian kas- →Every word from Persian کاستن →