The word Dragon is misspelled against Dragoon, meaning "In the British army, a cavalryman."
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Dragoon has double "oo" is mispronounced as "o"
Remember double 'OO' in between the strings drag & n which should not be misspelled with single 'O'
Wrong Spelling:  drag-o-n 
Correct Spelling:  drag-oo-n 
Find more incorrect spellings of Dragoon to spell right way.