The word Musketer is misspelled against Musketeer, a noun meaning "A soldier armed with a musket."
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Musketeer has double "ee" is mispronounced as "e"
Remember double 'EE' in between the strings Musket & r which should not be misspelled with single 'E'
Wrong Spelling:  Musket-e-r 
Correct Spelling:  Musket-ee-r 
Check more misspelled words of Musketeer to spell it correct.