I have observed that a lot of Newbies are using the spelling "Etherium" in place of "Ethereum", so I got confused and I had to check Google to be sure of the correct spelling.
Ethereum - Correct spelling
Etherium - Wrong spelling
hahaha better you could write this information on beginners and help section dude. When the guy joined here most of the people's eyes will go to that section only. Hope if you create the thread at there you can help many people that here.
When the started using the ethereum as a earning or see in the wallet. Slowly they will come to that this the correct spelling for the ethereum.
Let people learn by own that is what I believe in it.