Rusian or Russian: How To spell?
The word Rusian is misspelled against Russian, a noun meaning "A native or inhabitant of Russia; the language of Russia."
Russian has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings ru & ian which should not be misspelled with single 'S'
Wrong Spelling:  ru-s-ian  Correct Spelling:  ru-ss-ian 
Check more misspelled words of Russian to spell it correct.