The word Dragoner is misspelled against Dragooner, a noun meaning "A dragoon."
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Dragooner has double "oo" is mispronounced as "o"
Remember double 'OO' in between the strings drag & ner which should not be misspelled with single 'O'
Wrong Spelling:  drag-o-ner 
Correct Spelling:  drag-oo-ner 
Find more incorrect spellings of Dragooner to spell right way.