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.

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