The word Uncesant is misspelled against Uncessant, an adjective meaning "Incessant."
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Uncessant has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings unce & ant which should not be misspelled with single 'S'
Wrong Spelling:  unce-s-ant 
Correct Spelling:  unce-ss-ant 
Explore spell check of Uncessant to spell without errors.