How to spell ROSETTASTONE correctly?

Possible correct spellings for "rosettastone" could be Rosetta Stone (the name of a language learning software and the ancient artifact that helped decipher the Egyptian hieroglyphs), RosettaStone (with no space between the two words) or Roseta Stone (without the extra "s"). Proper spelling is important for clear communication and understanding.

Contempories

• contemporaneous
• contemporaries
• contemporary
• contemptuous
• cotemporaries