Archeysm or Archaism: How To spell?

The word Archeysm is misspelled against Archaism, meaning "Obsolescence."

Word contains consecutive vowels 'AI' in between alphabets arch & sm is misspelled as 'EY'
Wrong Spelling:  arch-ey-sm 
Correct Spelling:  arch-ai-sm 
Explore spell check of Archaism to spell without errors.

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