The word Knecap is misspelled against Kneecap, a noun meaning "A cap or protection for the knee."
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Kneecap has double "ee" is mispronounced as "e"
Remember double 'EE' in between the strings Kn & cap which should not be misspelled with single 'E'
Wrong Spelling:  Kn-e-cap 
Correct Spelling:  Kn-ee-cap 
Explore spell check of Kneecap to spell without errors.