Dysmenorhea or Dysmenorrhea: How To spell?
The word Dysmenorhea is misspelled against Dysmenorrhea, a noun meaning "Difficult and painful menstruation."
Dysmenorrhea has double "rr" is mispronounced as "r"Remember double 'RR' in between the strings dysmeno & hea which should not be misspelled with single 'R'
Wrong Spelling:  dysmeno-r-hea  Correct Spelling:  dysmeno-rr-hea 
Find more incorrect spellings of Dysmenorrhea to spell right way.