The word Sucumbent is misspelled against Succumbent, an adjective meaning "Submissive; yielding."
-->
Succumbent has double "cc" is mispronounced as "c"
Remember double 'CC' in between the strings Su & umbent which should not be misspelled with single 'C'
Wrong Spelling:  Su-c-umbent 
Correct Spelling:  Su-cc-umbent 
Check more misspelled words of Succumbent to spell it correct.