The word Unidable is misspelled against Unaidable, an adjective meaning "Incapable of being aided."
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Word contains consecutive vowels 'AI' in between alphabets un & dable is misspelled as 'I'
Wrong Spelling:  un-i-dable 
Correct Spelling:  un-ai-dable 
Find more wrongly spelled words of Unaidable to spell it well.