Hackbus or Hackbuss: How To spell?
The word Hackbus is misspelled against Hackbuss, a noun meaning "Same as Hagbut."
Hackbuss has double 'ss' in the end mispronounced as 's'Remember double 'SS' appears in the end of this word which should not be misspelled with single 'S'
Wrong Spelling:  hackbu-s  Correct Spelling:  hackbu-ss 
Check more misspelled words of Hackbuss to spell it correct.