Chaldeasm or Chaldaism: How To spell?
The word Chaldeasm is misspelled against Chaldaism, a noun meaning "An idiom or peculiarity in the Chaldee dialect."
Word contains consecutive vowels 'AI' in between alphabets chald & sm is misspelled as 'EA'Wrong Spelling:  chald-ea-sm  Correct Spelling:  chald-ai-sm 
Explore spell check of Chaldaism to spell without errors.