The word Niler is misspelled against Nailer, a noun meaning "One who fastens with, or drives, nails."
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Word contains consecutive vowels 'AI' in between alphabets n & ler is misspelled as 'I'
Wrong Spelling:  n-i-ler 
Correct Spelling:  n-ai-ler 
Find more wrongly spelled words of Nailer to spell it well.