Gromsman or Groomsman: How To spell?
The word Gromsman is misspelled against Groomsman, a noun meaning "A male attendant of a bridegroom at his wedding; -- the correlative of bridesmaid."
Groomsman has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings gr & msman which should not be misspelled with single 'O'
Wrong Spelling:  gr-o-msman  Correct Spelling:  gr-oo-msman 
Find more incorrect spellings of Groomsman to spell right way.