The word Dreider is misspelled against Dreader, a noun meaning "One who fears, or lives in fear."
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Dreader has vowels 'ea' together mispronounced as 'ei'
Word contains consecutive vowels 'EA' in between alphabets dr & der is misspelled as 'EI'
Wrong Spelling:  dr-ei-der 
Correct Spelling:  dr-ea-der 
Find more wrongly spelled words of Dreader to spell it well.