Biterwort or Bitterwort: How To spell?
The word Biterwort is misspelled against Bitterwort, a noun meaning "The yellow gentian (Gentiana lutea), which has a very bitter taste."
Bitterwort has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings bi & erwort which should not be misspelled with single 'T'
Wrong Spelling:  bi-t-erwort  Correct Spelling:  bi-tt-erwort 
Find more incorrect spellings of Bitterwort to spell right way.