Heilall or Healall: How To spell?

The word Heilall is misspelled against Healall, a noun meaning "A common herb of the Mint family (Brunela vulgaris), destitute of active properties, but anciently thought a panacea."

Healall has vowels 'ea' together mispronounced as 'ei'
Word contains consecutive vowels 'EA' in between alphabets h & lall is misspelled as 'EI'
Wrong Spelling:  h-ei-lall 
Correct Spelling:  h-ea-lall 
Find more wrongly spelled words of Healall to spell it well.

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