Rassemblage or Reassemblage: How To spell?

The word Rassemblage is misspelled against Reassemblage, a noun meaning "Assemblage a second time or again."

Reassemblage has vowels 'ea' together mispronounced as 'a'
Word contains consecutive vowels 'EA' in between alphabets r & ssemblage is misspelled as 'A'
Wrong Spelling:  r-a-ssemblage 
Correct Spelling:  r-ea-ssemblage 
Explore spell check of Reassemblage to spell without errors.

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