The word Peekabo is misspelled against Peekaboo, a noun meaning "A child's game; bopeep."
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Peekaboo has double 'oo' in the end mispronounced as 'o'
Remember double 'OO' appears in the end of this word which should not be misspelled with single 'O'
Wrong Spelling:  peekab-o 
Correct Spelling:  peekab-oo 
Find more incorrect spellings of Peekaboo to spell right way.