Sumoner or Summoner: How To spell?
The word Sumoner is misspelled against Summoner, a verb meaning "One who summons; one who cites by authority; specifically, a petty officer formerly employed to summon persons to appear in court; an apparitor."
Summoner has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings su & oner which should not be misspelled with single 'M'
Wrong Spelling:  su-m-oner  Correct Spelling:  su-mm-oner 
Check more misspelled words of Summoner to spell it correct.