Where does “küfgar” come from?

küfgar (Turkmen) comes from Classical Persian کُفَّار, from Arabic كُفَّار, from Arabic كَافِر — infidel; denier, unbeliever; infidel; unbeliever.

Ancestry of “küfgar”, step by step

StepLanguageWordMeaning
1Classical Persianکُفَّار
2Arabicكُفَّار
3Arabicكَافِرinfidel; denier, unbeliever; infidel; unbeliever
Every word from Arabic كَافِرEvery word from Arabic كُفَّارEvery word from Classical Persian کُفَّار