Sumons or Summons: How To spell?
The word Sumons is misspelled against Summons, a verb meaning "To summon."
Summons has double "mm" is mispronounced as "m"Remember double 'MM' in between the strings su & ons which should not be misspelled with single 'M'
Wrong Spelling:  su-m-ons  Correct Spelling:  su-mm-ons 
Check more misspelled words of Summons to spell it correct.