Sidereul or Sidereal: How To spell?
The word Sidereul is misspelled against Sidereal, meaning "Pertaining to stars or constellations."
Sidereal has vowels 'ea' together mispronounced as 'eu'Word contains consecutive vowels 'EA' in between alphabets sider & l is misspelled as 'EU'
Wrong Spelling:  sider-eu-l  Correct Spelling:  sider-ea-l 
Check more misspelled words of Sidereal to spell it correct.