Sucumbed or Succumbed: How To spell?
The word Sucumbed is misspelled against Succumbed, which is past tense of "Succumb"
Succumbed has double "cc" is mispronounced as "c"Remember double 'CC' in between the strings Su & umbed which should not be misspelled with single 'C'
Wrong Spelling:  Su-c-umbed  Correct Spelling:  Su-cc-umbed 
Check more misspelled words of Succumbed to spell it correct.