Hagadoth or Haggadoth: How To spell?
The word Hagadoth is misspelled against Haggadoth, which is plural of "Haggada"
Haggadoth has double "gg" is mispronounced as "g"Remember double 'GG' in between the strings ha & adoth which should not be misspelled with single 'G'
Wrong Spelling:  ha-g-adoth  Correct Spelling:  ha-gg-adoth 
Find more incorrect spellings of Haggadoth to spell right way.