Blockhaedism or Blockheadism: How To spell?
The word Blockhaedism is misspelled against Blockheadism, a noun meaning "That which characterizes a blockhead; stupidity."
Blockheadism has vowels 'ea' together mispronounced as 'ae'Word contains consecutive vowels 'EA' in between alphabets blockh & dism is misspelled as 'AE'
Wrong Spelling:  blockh-ae-dism  Correct Spelling:  blockh-ea-dism 
Find more incorrect spellings of Blockheadism to spell right way.