Blockhaidism or Blockheadism: How To spell?

The word Blockhaidism is misspelled against Blockheadism, a noun meaning "That which characterizes a blockhead; stupidity."

Blockheadism has vowels 'ea' together mispronounced as 'ai'
Word contains consecutive vowels 'EA' in between alphabets blockh & dism is misspelled as 'AI'
Wrong Spelling:  blockh-ai-dism 
Correct Spelling:  blockh-ea-dism 
Find more incorrect spellings of Blockheadism to spell right way.

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