Mammiliform or Mammilliform: How To spell?
The word Mammiliform is misspelled against Mammilliform, an adjective meaning "Having the form of a mammilla."
Mammilliform has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings mammi & iform which should not be misspelled with single 'L'
Wrong Spelling:  mammi-l-iform  Correct Spelling:  mammi-ll-iform 
Find more incorrect spellings of Mammilliform to spell right way.