Where does “kathika” come from?

kathika (Pali) comes from Sanskrit कथिक, from Sanskrit -इक, from Lithuanian -ikas, from Proto-Indo-European -iḱos — -y, -ic.

Ancestry of “kathika”, step by step

StepLanguageWordMeaning
1Sanskritकथिकof a narrator
2Sanskrit-इकadjectival suffix; doer
3Lithuanian-ikas—
4Proto-Indo-European-iḱos-y, -ic

Words derived from “kathika”

Every word from Proto-Indo-European -iḱos →Every word from Sanskrit -इक →Every word from Lithuanian -ikas →