Buterfish or Butterfish: How To spell?
The word Buterfish is misspelled against Butterfish, a noun meaning "A name given to several different fishes, in allusion to their slippery coating of mucus, as the Stromateus triacanthus of the Atlantic coast, the Epinephelus punctatus of the southern coast, the rock eel, and the kelpfish of New Zealand."
Butterfish has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings bu & erfish which should not be misspelled with single 'T'
Wrong Spelling:  bu-t-erfish  Correct Spelling:  bu-tt-erfish 
Check more misspelled words of Butterfish to spell it correct.