The word Plusibly is misspelled against Plausibly, an adverb meaning "Contentedly, readily."
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Word contains consecutive vowels 'AU' in between alphabets pl & sibly is misspelled as 'U' as letter 'A' is phonetically ignore
Wrong Spelling:  pl-u-sibly 
Correct Spelling:  pl-au-sibly 
Check more misspelled words of Plausibly to spell it correct.