Efervescent or Effervescent: How To spell?

The word Efervescent is misspelled against Effervescent, an adjective meaning "Gently boiling or bubbling, by means of the disengagement of gas"

--> Effervescent has double "ff" is mispronounced as "f"
Remember double 'FF' in between the strings E & ervescent which should not be misspelled with single 'F'
Wrong Spelling:  E-f-ervescent 
Correct Spelling:  E-ff-ervescent 
Explore spell check of Effervescent to spell without errors.

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