The word Terifying is misspelled against Terrifying, which is present continuous of "Terrify"
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Terrifying has double "rr" is mispronounced as "r"
Remember double 'RR' in between the strings te & ifying which should not be misspelled with single 'R'
Wrong Spelling:  te-r-ifying 
Correct Spelling:  te-rr-ifying 
Find more wrongly spelled words of Terrifying to spell it well.