The word Etherealy is misspelled against Ethereally, an adverb meaning "In an ethereal manner."
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Ethereally has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings etherea & y which should not be misspelled with single 'L'
Wrong Spelling:  etherea-l-y 
Correct Spelling:  etherea-ll-y 
Explore spell check of Ethereally to spell without errors.