Tampon or Tampoon: How To spell?
The word Tampon is misspelled against Tampoon, a noun meaning "The stopper of a barrel; a bung."
Tampoon has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings tamp & n which should not be misspelled with single 'O'
Wrong Spelling:  tamp-o-n  Correct Spelling:  tamp-oo-n 
Find more incorrect spellings of Tampoon to spell right way.