The word Mamy is misspelled against Mammy, a noun meaning "A child's name for mamma, mother."
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Mammy has double "mm" is mispronounced as "m"
Remember double 'MM' in between the strings ma & y which should not be misspelled with single 'M'
Wrong Spelling:  ma-m-y 
Correct Spelling:  ma-mm-y 
Browse incorrect spellings of Mammy to spell it good.