Mama or Mamma: How To spell?
The word Mama is misspelled against Mamma, a noun meaning "A glandular organ for secreting milk, characteristic of all mammals, but usually rudimentary in the male; a mammary gland; a breast; under; bag."
Mamma has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings ma & a which should not be misspelled with single 'M'
Wrong Spelling:  ma-m-a  Correct Spelling:  ma-mm-a 
Browse incorrect spellings of Mamma to spell it good.