Where does “มอสโก” come from?

มอสโก (Thai) comes from English Moscow, from Old East Slavic Москва, from Proto-Slavic mosky.

Ancestry of “มอสโก”, step by step

StepLanguageWordMeaning
1EnglishMoscowThe government of Russia or the Soviet Union
2Old East SlavicМосква
3Proto-Slavicmosky
Every word from Proto-Slavic moskyEvery word from Old East Slavic МоскваEvery word from English Moscow