The word Sliped is misspelled against Slipped, which is past tense of "Slip"
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Slipped has double "pp" is mispronounced as "p"
Remember double 'PP' in between the strings sli & ed which should not be misspelled with single 'P'
Wrong Spelling:  sli-p-ed 
Correct Spelling:  sli-pp-ed 
Find more wrongly spelled words of Slipped to spell it well.