The word Pholadaun is misspelled against Pholadean, a noun meaning "Pholad."
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Pholadean has vowels 'ea' together mispronounced as 'au'
Word contains consecutive vowels 'EA' in between alphabets pholad & n is misspelled as 'AU'
Wrong Spelling:  pholad-au-n 
Correct Spelling:  pholad-ea-n 
Check more misspelled words of Pholadean to spell it correct.