The word Efloresced is misspelled against Effloresced, which is past tense of "Effloresce"
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Effloresced has double "ff" is mispronounced as "f"
Remember double 'FF' in between the strings E & loresced which should not be misspelled with single 'F'
Wrong Spelling:  E-f-loresced 
Correct Spelling:  E-ff-loresced 
Find more incorrect spellings of Effloresced to spell right way.