Ultreasm or Ultraism: How To spell?

The word Ultreasm is misspelled against Ultraism, a noun meaning "The principles of those who advocate extreme measures, as radical reform, and the like."

Word contains consecutive vowels 'AI' in between alphabets ultr & sm is misspelled as 'EA'
Wrong Spelling:  ultr-ea-sm 
Correct Spelling:  ultr-ai-sm 
Explore spell check of Ultraism to spell without errors.

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