Forsoth or Forsooth: How To spell?
The word Forsoth is misspelled against Forsooth, a noun meaning "A person who used forsooth much; a very ceremonious and deferential person."
Forsooth has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings fors & th which should not be misspelled with single 'O'
Wrong Spelling:  fors-o-th  Correct Spelling:  fors-oo-th 
Find more incorrect spellings of Forsooth to spell right way.