The word Overfal is misspelled against Overfall, a noun meaning "A cataract; a waterfall."
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Overfall has double 'll' in the end mispronounced as 'l'
Remember double 'LL' appears in the end of this word which should not be misspelled with single 'L'
Wrong Spelling:  overfa-l 
Correct Spelling:  overfa-ll 
Explore spell check of Overfall to spell without errors.