Sucussive or Succussive: How To spell?
The word Sucussive is misspelled against Succussive, an adjective meaning "Characterized by a shaking motion, especially an up and down movement, and not merely tremulous oscillation; as, the succussive motion in earthquakes."
Succussive has double "cc" is mispronounced as "c"Remember double 'CC' in between the strings Su & ussive which should not be misspelled with single 'C'
Wrong Spelling:  Su-c-ussive  Correct Spelling:  Su-cc-ussive 
Check more misspelled words of Succussive to spell it correct.