The word Drop is misspelled against Droop, a noun meaning "A drooping; as, a droop of the eye."
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Droop has double "oo" is mispronounced as "o"
Remember double 'OO' in between the strings dr & p which should not be misspelled with single 'O'
Wrong Spelling:  dr-o-p 
Correct Spelling:  dr-oo-p 
Find more incorrect spellings of Droop to spell right way.