Where does “белорусофобия” come from?

белорусофобия (Russian) comes from Russian фобия, from Ancient Greek Φόβος, from Proto-Indo-European bʰegʷ- — to flee; to run.

белорусофобия (Russian): Belarusophobia (the fear or hatred of Belarus or Belarussians)

Definitions

белорусофобия traces back through two separate lines of ancestry.

Step	Language	Word	Meaning
1	Russian	фобия	phobia
2	Ancient Greek	Φόβος	mythological personification of fear
3	Proto-Indo-European	bʰegʷ-	to flee; to run

Step	Language	Word	Meaning
1	Russian	Белору́ссия	see usage notes
2	Old East Slavic	Бѣла Русь	{{w\|White Ruthenia}} or White Rus