Ninsook or Nainsook: How To spell?

The word Ninsook is misspelled against Nainsook, a noun meaning "A thick sort of jaconet muslin, plain or striped, formerly made in India."

Word contains consecutive vowels 'AI' in between alphabets n & nsook is misspelled as 'I'
Wrong Spelling:  n-i-nsook 
Correct Spelling:  n-ai-nsook 
Find more incorrect spellings of Nainsook to spell right way.

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