The word Unsen is misspelled against Unseen, an adjective meaning "Not seen or discovered."
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Unseen has double "ee" is mispronounced as "e"
Remember double 'EE' in between the strings Uns & n which should not be misspelled with single 'E'
Wrong Spelling: Uns-e-n
Correct Spelling: Uns-ee-n
Explore spell check of Unseen to spell without errors.