Tilblock or Tailblock: How To spell?

The word Tilblock is misspelled against Tailblock, a noun meaning "A block with a tail. See Tail, 9."

Word contains consecutive vowels 'AI' in between alphabets t & lblock is misspelled as 'I'
Wrong Spelling:  t-i-lblock 
Correct Spelling:  t-ai-lblock 
Find more incorrect spellings of Tailblock to spell right way.

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