Where does “Russophobism” come from?

Russophobism (English) comes from English Russophobe, from English Russo-, from English Russia, from Medieval Latin Russi, from Old East Slavic Русь, from Finnish ruotsi, from Proto-Finnic *roocci, from Old Swedish roþs- — to row; to separate; loose, sparse, rare.

Ancestry of “Russophobism”, step by step

Russophobism traces back through two separate lines of ancestry.

via English Russophobe

StepLanguageWordMeaning
1EnglishRussophobeSomeone who fears or hates Russians or Russian...
2EnglishRusso-Russian
3EnglishRussiaIt borders the Pacific and Arctic Oceans and the Baltic, Black, and Caspian Seas. Part of the Soviet Union from 1917 through 1991
4Medieval LatinRussiRussians
5Old East SlavicРусьRus; Ruthenia
6FinnishruotsiSwedish
7Proto-Finnic*roocciSwede originally anyone from Roslagen
8Old Swedishroþs-related to rowing
9Old Norseróðrrowing
10Proto-Germanicrōþrąoar; rudder
11Proto-Indo-Europeanh₁reh₁-to row; to separate; loose, sparse, rare

via English ism

StepLanguageWordMeaning
1EnglishismAn ideology, system of thought, or practice that...
2English-ismUsed to form nouns of action or process or result...
3Latin-ismus-ism
4Ancient Greek-ισμόςForms abstract nouns
5Ancient Greek-μόςForms abstract nouns
6Proto-Indo-European-mósCreates action/result nouns from verb stems
Every word from Proto-Indo-European h₁reh₁-