iuciuc
That is the correct spelling (capitalized) of the word Russian (Русско in Russian).
No. The English spelling is Cossack. The Russian spelling is казаки́.
The word is Greek, in Russian it is pronounced the same. Spelling - альфа.
In Russian, the sound "nya" is closely approximated by the spelling "ня".
gotenta
перемещая перо
"Jouchok" does not have a meaning in Russian. It is not a Russian word. Perhaps there was a mistake in the spelling or it could be a word from another language.
A Russian ruler was called a Tsar or Czar, depending on your preferred spelling.
A deity. The christian religion.
No he was an only child
Because it is correct spelling in Russian language.
The usual Anglicized spelling for the Russian composer is Pyotr Ilyich Tchaikovsky (1840-1893).