Apulsion or Appulsion: How To spell?
The word Apulsion is misspelled against Appulsion, a noun meaning "A driving or striking against; an appulse."
Appulsion has double "pp" is mispronounced as "p"Remember double 'PP' in between the strings a & ulsion which should not be misspelled with single 'P'
Wrong Spelling:  a-p-ulsion  Correct Spelling:  a-pp-ulsion 
Check more misspelled words of Appulsion to spell it correct.