Mamilliform or Mammilliform: How To spell?
The word Mamilliform is misspelled against Mammilliform, an adjective meaning "Having the form of a mammilla."
Mammilliform has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings ma & illiform which should not be misspelled with single 'M'
Wrong Spelling:  ma-m-illiform  Correct Spelling:  ma-mm-illiform 
Find more incorrect spellings of Mammilliform to spell right way.