Efloresce or Effloresce: How To spell?
The word Efloresce is misspelled against Effloresce, a verb meaning "To become covered with a whitish crust or light crystallization, from a slow chemical change between some of the ingredients of the matter covered and an acid proceeding commonly from an external source; as, the walls of limestone caverns sometimes effloresce with nitrate of calcium in consequence of the action in consequence of nitric acid formed in the atmosphere."
Effloresce has double "ff" is mispronounced as "f"Remember double 'FF' in between the strings E & loresce which should not be misspelled with single 'F'
Wrong Spelling:  E-f-loresce  Correct Spelling:  E-ff-loresce 
Find more incorrect spellings of Effloresce to spell right way.