Efluency or Effluency: How To spell?
The word Efluency is misspelled against Effluency, a noun meaning "Effluence."
Effluency has double "ff" is mispronounced as "f"Remember double 'FF' in between the strings E & luency which should not be misspelled with single 'F'
Wrong Spelling:  E-f-luency  Correct Spelling:  E-ff-luency 
Check more misspelled words of Effluency to spell it correct.