The word Mud is misspelled against Maud, a noun meaning "A gray plaid; -- used by shepherds in Scotland."
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Word contains consecutive vowels 'AU' in between alphabets m & d is misspelled as 'U' as letter 'A' is phonetically ignored
Wrong Spelling:  m-u-d 
Correct Spelling:  m-au-d 
Check more misspelled words of Maud to spell it correct.