Nainsok or Nainsook: How To spell?
The word Nainsok is misspelled against Nainsook, a noun meaning "A thick sort of jaconet muslin, plain or striped, formerly made in India."
Nainsook has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings nains & k which should not be misspelled with single 'O'
Wrong Spelling:  nains-o-k  Correct Spelling:  nains-oo-k 
Find more incorrect spellings of Nainsook to spell right way.