The word Ethereilly is misspelled against Ethereally, an adverb meaning "In an ethereal manner."
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Ethereally has vowels 'ea' together mispronounced as 'ei'
Word contains consecutive vowels 'EA' in between alphabets ether & lly is misspelled as 'EI'
Wrong Spelling:  ether-ei-lly 
Correct Spelling:  ether-ea-lly 
Find more wrongly spelled words of Ethereally to spell it well.