Where does “мэр” come from?

мэр (Northern Yukaghir) comes from Proto-Japonic mə, from Arabic مَن — who?; who.

мэр (Northern Yukaghir): focus marker

Definitions

  1. focus marker

Ancestry of “мэр”, step by step

StepLanguageWordMeaning
1Proto-Japonicmənon-unique topic marker: also, even, too, as well
2Arabicمَنwho?; who
Every word from Arabic مَن →Every word from Proto-Japonic mə →